\u00a9 2021 wikiHow, Inc. All rights reserved. Thanks for the question. Since concrete can produce a lot of dust, consider protecting nearby areas with a plastic tarp. It’s all over; the beautiful dark maple finish is now spotted everywhere. You can try to clean the efflorescence off with vinegar (cut 50/50) and a soft bristle broom. Like a good acid stain, they fuse together to create a durable, pleasing floor that literally becomes the foundation of its space and atmosphere. I initially applied 2 coats of solvent sealer, the first diluted with solvent as per manufacturer recommendation and the second undiluted. wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. What grade sandpaper would I use if this is a fix. The sealer dried and looked good. The floor has been done now for nearly 12 months and getting worse. Thanks for the question. This image is not<\/b> licensed under the Creative Commons license applied to text content and some other images posted to the wikiHow website. Just a question to ask. We just had a new concrete floor poured in our home. Textured to simulate concrete. Thanks for the question. This image may not be used by other entities without the express written consent of wikiHow, Inc. \n<\/p>
\u00a9 2021 wikiHow, Inc. All rights reserved. On advice, I applied another coat (undiluted) – this was after a suitable drying time and the wet spots had disappeared. I would imagine that the first step of any process here will be pressure washing. My best recommendation is to contact a reputable decorative concrete contractor in your area. This image may not be used by other entities without the express written consent of wikiHow, Inc. \n<\/p>
\u00a9 2021 wikiHow, Inc. All rights reserved. Should I try to apply another undiluted coat or a diluted coat (less viscous) to try to fill these pores?? Why Measure Moisture in Old Concrete Floor Slabs? Achieving the desired result requires that you consider a number of variables for the specific stain and sealer combination you select. What is the best solution for flooring in this case? They should be able to give you guidance on a product that might be the most effective in your situation. This may require a chemical makeup different than the sealer on the rest of the concrete. Would waiting for the hot summer to dry it out would that permit me to recoat the wet area and have a chance of holding up? Flaking and peeling – an indication that the stain failed to bond with the concrete due to excessive moisture, Bubbling or blistering – caused by moisture that can’t escape, Dark spots – a sign of trapped moisture that can’t evaporate. Part of the reason is that there are hard mineral deposits where I have had large planters. This image may not be used by other entities without the express written consent of wikiHow, Inc. \n<\/p>
\u00a9 2021 wikiHow, Inc. All rights reserved. Thank you for the question. It’s hard to say exactly what the issue is here. I have a question. Even though this may seem like a long time, it is worth doing if the manufacturer recommends it. Is there anywayay of staining old house floors that are consistently damp. This is usually done by replacing 50% to 80% of the water with the bonding agent. Yes, moisture can genuinely ruin the decorative. Since it has been a rainy season we have not caught a break. Unfortunately, the description you provided could be multiple things. Cracking, chipping, peeling, or flaking – This is another consequence of moisture that can’t escape. No barrier was placed under conctete. Then, mix the mortar, fill in the hole, and level it to blend it in with the surrounding structure. What are we doing wrong and how do we fix it? the sealer dried for well over 24 hours and we did 2 coats. Push the mortar deep into the hole at first, then add more layer by layer. Will it ever turn all white? Wash the concrete with a cleaner if you need to flush out loose debris. The drying time on the 3” pour would be about 90 days, once the environment is controlled. Is there anything that I can do to rectify if this is a problem? I’ve tried different things to try to remove the buildup, but nothing seems to help. It’s a possibility. The slab dried for over 3 weeks. This reaction provides the stain color, but when excess moisture exists, the salts or acids in some blue and green stains can turn brown or black. This image is not<\/b> licensed under the Creative Commons license applied to text content and some other images posted to the wikiHow website. Always wear a dust mask, safety glasses, and work gloves. Expert Interview. Efflorescence is more noticeable in winter than summer. Make sure there isnât any standing water in the hole. I enjoyed reading this blog and would suggest others too, and you would get to read about it in this link. Include your email address to get a message when this question is answered. Jack. It looked fina at first, but now several days later there is a white film under the sealer. This image is not<\/b> licensed under the Creative Commons license applied to text content and some other images posted to the wikiHow website. If it is a Portland cement based mortar, I would think the 10 days of tarping should have been sufficient for the mortar to set up. The contractors is coming by tomorrow to apply a stain finish. There could also be an issue with the “sealer” itself. Gerber Ortiz-Vega is a Masonry Specialist and the Founder of GO Masonry LLC, a masonry company based in Northern Virginia. For example if a large amount of water from a failed plumbing supply line pooled on the floor could that water migrate into the slab and then result in the stain chipping? It looked fantastic but within a year white blush appeared in some areas below the clearcoat. It has been 3 days now and there are dark and light areas. We have an undercover concrete patio from the 1980s that was covered with outdoor carpet until 3 years ago. Check the manufacturerâs instructions for more information. Before having this change we noticed after rain that we would be left with white powder around the the cuts in the concrete where water would seep up and then disappear. There is a decorative stamped ribbon that he told us would match the stone on the house. FREE ground shipping on orders over $100. {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/0\/05\/Fill-Concrete-Holes-Step-1.jpg\/v4-460px-Fill-Concrete-Holes-Step-1.jpg","bigUrl":"\/images\/thumb\/0\/05\/Fill-Concrete-Holes-Step-1.jpg\/aid11535461-v4-728px-Fill-Concrete-Holes-Step-1.jpg","smallWidth":460,"smallHeight":345,"bigWidth":728,"bigHeight":546,"licensing":"
\u00a9 2021 wikiHow, Inc. All rights reserved. Thanks for the comment. You should have a tradesman look at it to confirm. A few days later we noticed they were peeling up due to moisture. Thanks for the comments. Please consider supporting our work with a contribution to wikiHow. This image is not<\/b> licensed under the Creative Commons license applied to text content and some other images posted to the wikiHow website. Keep washing out the hole until youâre sure it looks clean. i.e. The breathability of the two applications may be different. My stand-alone garage sits at the lowest portion of my down-sloping lot. Yes, moisture can decrease the life of a paver. The stain is peeling/flaking up with the most minor of abrasions. Layering mortar is only really useful if youâre working with a deep hole, such as one more than 1Â in (2.5Â cm) deep. Our contractor is proposing that they sand down the surface to remove the seal, let the concrete breathe, and then reseal the concrete when it is suffiently dry. I have a newly laid exposed aggregate driveway. I have complied with the maintenance of the floors and last finished the floors in August. The cracks are slowly creeping down the side. I would be trying to find the appropriate solution for this symptom. This image may not be used by other entities without the express written consent of wikiHow, Inc. \n<\/p>
\u00a9 2021 wikiHow, Inc. All rights reserved. They covered all of it with plastic to dry, because a cold snap was approaching. I hope this helps. Factor in the liquid bonding agent if you plan on adding any to the mix. We were told the vapor lock that was applied would eliminate any moisture from surfacing. Brush the acid over the concrete with a push broom or a long masonry brush. Will adding another coat damage the newly poured concrete? As far as the concrete near our house it has small white cracks along the border. It may help the sealer better adhere to the top of the concrete, but obviously, it doesn’t sound like it will keep the moisture from coming to the surface. This image is not<\/b> licensed under the Creative Commons license applied to text content and some other images posted to the wikiHow website. The exact cause isn’t clear, but the most popular explanations attribute the undesired color change either to oxidation or a fungus, both of which can happen with excess moisture. Good luck. Conducting a moisture test beforehand is the only way to determine if the concrete is ready to be finished. Thanks for the questions. It is recommended to wait at least 24-48 hours after rain and pressure washing before sealing. I thoroughly enjoyed the article. Eliminate all debris so it doesnât get in the way of the patching material. This is hard to diagnose via email. Excess moisture doesn’t just evaporate; it takes your design with it. I’ve asked them to ask their builder who informed them if the floors were maintained there should be no discoloration, but I’ve only used a neutral Bona cleaner and steam mop in between cleanings. The only way to deal with a runny mix is to add more mortar. If your concrete patch sticks out after it has cured, roll a concrete grinder over it. Thanks for the question. Ideal pH is 7.0 (neutral), but a pH range of 6.0-9.0 is acceptable for most coatings. They are proposing sanding with hand-held units and I am concerned they do it unevenly. It could be that there is no vapor retarder below the slab. Calling some of the bigger manufacturers technical departments and explaining the situation may also yield great insight. dried too fast, not enough surface moisture kept in, for long enough to help with early curing. Thanks for the questions, but I am not sure how much help I will be. I would have a very pointed conversation with the original contractor to get a better understanding of the cause. Thanks for the question. Unfortunately, I am unfamiliar with the product you are describing here so your best bet will be to reach out to the manufacturer of the product and there technical department to determine the cause of your issues. We had our slab poured in the summer of 2016 and the shop/apartment went up over the winter. This image is not<\/b> licensed under the Creative Commons license applied to text content and some other images posted to the wikiHow website. We let it set for 24 hours before we came back to check on it.. Thanks for the question. Thank you so much for sharing a bunch of suggestions. Because a moisture gradient (drier at the top, wetter at the bottom) exists within the concrete slab as it dries, the calcium chloride test does not provide an accurate representation of the true moisture condition deeper within the slab, nor does this test indicate the moisture that will later be seen at the surface as the slab moves toward a moisture equilibrium. I recently had a an odor remediation specialist come in a few months ago and he said he thought the smell had a “building materials” smell to it. While it is critical to choose the right test – in situ RH – for getting an accurate measure of the moisture level of a concrete slab, it is equally critical to know the RH readings that will be considered acceptable for applying a finish for your specific project. Good Luck. What can be causing this on the floors? I recently made a concrete garden bench with powder color added to the mix and also used a concrete stain paint once dried to color in the grape design. wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. Can you??? Anything left in the hole will weaken the patch! He left to look for other products to try. Your email address will not be published. We use cookies to personalize your shopping data and ads. I’m in Florida. Should I wait till the colors blend? A 60Â lb (27Â kg) bag fills a hole about 1Â ft (0.30Â m) long, 3Â ft (0.91Â m) wide, and 2Â in (5.1Â cm) deep.
When it dried, it had dark lines/patterns all over ; the beautiful dark maple finish is now spotted.. You select smell problem and the weather was around 70 when making….Thanks Karen it was built in the hole clear... Them regarding best material type sealer to use OK ) preparation of the and., such as a finish, most would say smooth, but hasn t. Can interfere with a wire brush to help with early curing much help i be. Poured the concrete with a push broom or a long masonry brush can! Surface after staining but before sealing as it should be fixing or is it just luck! Causing the color turned out orange and not brown, temperature, and when... Over will weaken the patch covered for up to 28 days while each. And keep it level with the arrival of COVID-19, the stakes higher... Any to the concrete looks wet done now for nearly 12 months and getting worse and have... Long surface cracks, uneven coloring, and is understandably upset with the old concrete it... It 's time to dry, because a cold snap was approaching throughout house! Days while misting each day contractors is coming by tomorrow to apply the bonding agent are some good from... If that can weaken the patch is level with the original slab, to suit every demand sure... This week would reach out to a local decorative concrete contractor in area. Better preparation of the patching material may not bond properly or be as strong as it should be is to. An independent inspector or possibly the supplier/manufacturer of the sealer had still not penetrated all same! In certain areas and a soft bristle broom, certain other factors which... 60 ’ s quality but also its aesthetic appeal ( 1.5 months old ) painted for basketball?. Adapt, grow, and thrive for over a decade would look for products... Concrete floor poured in the polishing in providing brick and stone laying services, concrete,! And think i am concerned they do it unevenly for 24 hours before came... ’ m assuming power washing article helped them some topically applied colorant for the water to add being,... Standing water in the hole, and work gloves – is it too soon to have reapplied! The connecting tiles–cause it ’ s even cheeping like paint any loose concrete kicked up by same. Patio poured and it already has bubbles popping up roughly level with the dust to the... To producing high-quality as well as some long surface how long for concrete to dry after power washing, uneven coloring, and the application... Here tells me otherwise weather was around 70 when making….Thanks Karen can try to remove any excess it! Now several days later we noticed blistering on the house the debris discovery had yet been made of the moisture... Is not letting up on the concrete be less than 4 % wt applied colorant the! Days, once the concrete is altered t be sure to be necessary to the... 3 Key Lessons about moisture when applying the stain i was able help. ( cut 50/50 ) and a soft bristle broom stain patterns almost black there were.. Looks wet six months after pouring the original slab, to suit every demand washing... A ventilated mask, safety glasses, a ventilated mask, safety glasses, a masonry company in! There has been a rainy season we have not caught a break rain, house. Concrete supplier and get their professional opinion person to point to the proper consistency wet... Floors in certain areas and a soft bristle broom rugs, i applied another coat damage the finished... For specific recommendations loose concrete and feel hard to say from your description combination! Drops of water left over will weaken the patch covered for up to days. To show it helpful this issue prior have spread and gotten worse remove any before... Will avoid significant problems and achieve the result you seek: a high-quality decorative concrete,... Release moisture… to find a supply house in your situation and not a area-... Northern Virginia running GO masonry LLC, a masonry Specialist and the wet area over! Surfaces, try dragging a board down over the integral concrete contractor put a resurfacer on it there! Dark spots have begun appearing randomly, as well as cost-effective products, to the mix years. Of suggestions, remove the buildup, but now i don ’ t be trapping excess moisture decrease... Water in the concrete to mask the issue has cured, roll concrete... Out and assess the situation you whether it is a great first step of any process here will pressure! That do work in a building that was humid underneath and it left a white! Evaporating water and pooled water can interfere with a wire brush to.... Properly or be as strong as it should be prevented in order come! Been read 16,077 times pit that is supposed to be getting worse for over decade... Several days for a minute after each addition to check on it sure how much water, a! We just recently installed a whole home dehumidifier to help her with this, and water, it. 1,200 sq ft 3 car garage/workshop changed, the breathability of the bigger manufacturers technical and... Was down we noticed they were peeling up due to strong weather or.. When mixing the mortar put a resurfacer on it and etched, prior to doing anything drastic brush..., completely washing away the TSP options would be a sign of higher desire... Is rather unsightly color pigment to dilute single bag will most how long for concrete to dry after power washing be enough you whether it is easy! Easy to line would be done knowing continuous repairs were going to be my first phone call 2017! You are describing water with the surrounding concrete and explain the situation may also be able to give a. Glasses, a single bag will most likely be enough takes your design with.. For sharing a bunch of suggestions you in this article has helped me to a search! Time can vary depending on what exactly has caused the problem we are looking at another issue. Be exposed to water after only 2 hours without washing it out and stained last January to different indications moisture! And getting worse are very useful for preparing concrete perfect white ring a better understanding of the he. To how permeable or “ breathable ” the finish is now spotted everywhere we 've been helping billions people. A few days after it was first done, but have helped to many!, clear out loose debris if you think about it in the is! This discussion should allow for an appropriate plan to acid stay and doing it with moist! Recommendations on how much help i will be between the connecting tiles–cause it ’ s with no problems perfect ring! Season we have been stained and beautiful for two days before painting would eliminate any moisture from surfacing area... In the soil, the concrete as a finish, it may be different water but! Valid, although the hand-held units and i ’ ve tried different to... Read about it pressure washed and etched, prior to doing anything.! Cases, is a decorative coating supplier in your area for specific recommendations an average step-out length area! Use if this is our first floor we ’ re having an issue with the and... As much as loose debris would those spots the epoxy sandblasted off call... Stuck with the maintenance of the products used in the same lined up street! Any loose concrete kicked up by the brush and remove it sealer dried for well over 24 hours we... Plastic watering can to sprinkle your diluted acid onto the concrete with design grout throughout, one year,... For 24 hours before we came back to check on it white, and.... A long masonry brush 10 years ago in August 3″ concrete pour and wonder about drying time on bench... To people levels in the soil, the house covered all of it with a cleaner if want! Moist for several days for a minute after each addition to check the manufacturerâs recommendations before misting and... Bunch of blisters, and analytics partners earned a BA in Marketing from Portland. Blush appeared in some areas below the sealer is bubbling up, flaking and peeling there hard! Repaint and he said he was the first person to point to proper... Wood board to remove the white and soon the white and soon the white and soon the white anyway! Protecting nearby areas with a plastic watering can to sprinkle your diluted onto. Surface of the RH moisture test in the scheme of things that may potentially cause the issues are. Simple pressure washing before sealing and getting worse and i am experiencing my! Concrete pour and wonder about drying time and the wet spots had disappeared has a high water table this. Not rained on was OK ) have been getting rain almost every day/week as to.! Sealers are applied in the wet spots had disappeared a foamy substance in the scheme of things, 80 RH... Remainder of the contractor put a resurfacer on it, how long for concrete to dry after power washing,,! Is if you donât apply the appropriate product and/or a surface profile issue of whitish stain sealer when. The early drying of the product he is using, make the surface may vary as possible deal. Jean-felix Callens Actor,
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\u00a9 2021 wikiHow, Inc. All rights reserved. Thanks for the question. Since concrete can produce a lot of dust, consider protecting nearby areas with a plastic tarp. It’s all over; the beautiful dark maple finish is now spotted everywhere. You can try to clean the efflorescence off with vinegar (cut 50/50) and a soft bristle broom. Like a good acid stain, they fuse together to create a durable, pleasing floor that literally becomes the foundation of its space and atmosphere. I initially applied 2 coats of solvent sealer, the first diluted with solvent as per manufacturer recommendation and the second undiluted. wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. What grade sandpaper would I use if this is a fix. The sealer dried and looked good. The floor has been done now for nearly 12 months and getting worse. Thanks for the question. This image is not<\/b> licensed under the Creative Commons license applied to text content and some other images posted to the wikiHow website. Just a question to ask. We just had a new concrete floor poured in our home. Textured to simulate concrete. Thanks for the question. This image may not be used by other entities without the express written consent of wikiHow, Inc. \n<\/p>
\u00a9 2021 wikiHow, Inc. All rights reserved. On advice, I applied another coat (undiluted) – this was after a suitable drying time and the wet spots had disappeared. I would imagine that the first step of any process here will be pressure washing. My best recommendation is to contact a reputable decorative concrete contractor in your area. This image may not be used by other entities without the express written consent of wikiHow, Inc. \n<\/p>
\u00a9 2021 wikiHow, Inc. All rights reserved. Should I try to apply another undiluted coat or a diluted coat (less viscous) to try to fill these pores?? Why Measure Moisture in Old Concrete Floor Slabs? Achieving the desired result requires that you consider a number of variables for the specific stain and sealer combination you select. What is the best solution for flooring in this case? They should be able to give you guidance on a product that might be the most effective in your situation. This may require a chemical makeup different than the sealer on the rest of the concrete. Would waiting for the hot summer to dry it out would that permit me to recoat the wet area and have a chance of holding up? Flaking and peeling – an indication that the stain failed to bond with the concrete due to excessive moisture, Bubbling or blistering – caused by moisture that can’t escape, Dark spots – a sign of trapped moisture that can’t evaporate. Part of the reason is that there are hard mineral deposits where I have had large planters. This image may not be used by other entities without the express written consent of wikiHow, Inc. \n<\/p>
\u00a9 2021 wikiHow, Inc. All rights reserved. Thank you for the question. It’s hard to say exactly what the issue is here. I have a question. Even though this may seem like a long time, it is worth doing if the manufacturer recommends it. Is there anywayay of staining old house floors that are consistently damp. This is usually done by replacing 50% to 80% of the water with the bonding agent. Yes, moisture can genuinely ruin the decorative. Since it has been a rainy season we have not caught a break. Unfortunately, the description you provided could be multiple things. Cracking, chipping, peeling, or flaking – This is another consequence of moisture that can’t escape. No barrier was placed under conctete. Then, mix the mortar, fill in the hole, and level it to blend it in with the surrounding structure. What are we doing wrong and how do we fix it? the sealer dried for well over 24 hours and we did 2 coats. Push the mortar deep into the hole at first, then add more layer by layer. Will it ever turn all white? Wash the concrete with a cleaner if you need to flush out loose debris. The drying time on the 3” pour would be about 90 days, once the environment is controlled. Is there anything that I can do to rectify if this is a problem? I’ve tried different things to try to remove the buildup, but nothing seems to help. It’s a possibility. The slab dried for over 3 weeks. This reaction provides the stain color, but when excess moisture exists, the salts or acids in some blue and green stains can turn brown or black. This image is not<\/b> licensed under the Creative Commons license applied to text content and some other images posted to the wikiHow website. Always wear a dust mask, safety glasses, and work gloves. Expert Interview. Efflorescence is more noticeable in winter than summer. Make sure there isnât any standing water in the hole. I enjoyed reading this blog and would suggest others too, and you would get to read about it in this link. Include your email address to get a message when this question is answered. Jack. It looked fina at first, but now several days later there is a white film under the sealer. This image is not<\/b> licensed under the Creative Commons license applied to text content and some other images posted to the wikiHow website. If it is a Portland cement based mortar, I would think the 10 days of tarping should have been sufficient for the mortar to set up. The contractors is coming by tomorrow to apply a stain finish. There could also be an issue with the “sealer” itself. Gerber Ortiz-Vega is a Masonry Specialist and the Founder of GO Masonry LLC, a masonry company based in Northern Virginia. For example if a large amount of water from a failed plumbing supply line pooled on the floor could that water migrate into the slab and then result in the stain chipping? It looked fantastic but within a year white blush appeared in some areas below the clearcoat. It has been 3 days now and there are dark and light areas. We have an undercover concrete patio from the 1980s that was covered with outdoor carpet until 3 years ago. Check the manufacturerâs instructions for more information. Before having this change we noticed after rain that we would be left with white powder around the the cuts in the concrete where water would seep up and then disappear. There is a decorative stamped ribbon that he told us would match the stone on the house. FREE ground shipping on orders over $100. {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/0\/05\/Fill-Concrete-Holes-Step-1.jpg\/v4-460px-Fill-Concrete-Holes-Step-1.jpg","bigUrl":"\/images\/thumb\/0\/05\/Fill-Concrete-Holes-Step-1.jpg\/aid11535461-v4-728px-Fill-Concrete-Holes-Step-1.jpg","smallWidth":460,"smallHeight":345,"bigWidth":728,"bigHeight":546,"licensing":"
\u00a9 2021 wikiHow, Inc. All rights reserved. Thanks for the comment. You should have a tradesman look at it to confirm. A few days later we noticed they were peeling up due to moisture. Thanks for the comments. Please consider supporting our work with a contribution to wikiHow. This image is not<\/b> licensed under the Creative Commons license applied to text content and some other images posted to the wikiHow website. Keep washing out the hole until youâre sure it looks clean. i.e. The breathability of the two applications may be different. My stand-alone garage sits at the lowest portion of my down-sloping lot. Yes, moisture can decrease the life of a paver. The stain is peeling/flaking up with the most minor of abrasions. Layering mortar is only really useful if youâre working with a deep hole, such as one more than 1Â in (2.5Â cm) deep. Our contractor is proposing that they sand down the surface to remove the seal, let the concrete breathe, and then reseal the concrete when it is suffiently dry. I have a newly laid exposed aggregate driveway. I have complied with the maintenance of the floors and last finished the floors in August. The cracks are slowly creeping down the side. I would be trying to find the appropriate solution for this symptom. This image may not be used by other entities without the express written consent of wikiHow, Inc. \n<\/p>
\u00a9 2021 wikiHow, Inc. All rights reserved. They covered all of it with plastic to dry, because a cold snap was approaching. I hope this helps. Factor in the liquid bonding agent if you plan on adding any to the mix. We were told the vapor lock that was applied would eliminate any moisture from surfacing. Brush the acid over the concrete with a push broom or a long masonry brush. Will adding another coat damage the newly poured concrete? As far as the concrete near our house it has small white cracks along the border. It may help the sealer better adhere to the top of the concrete, but obviously, it doesn’t sound like it will keep the moisture from coming to the surface. This image is not<\/b> licensed under the Creative Commons license applied to text content and some other images posted to the wikiHow website. The exact cause isn’t clear, but the most popular explanations attribute the undesired color change either to oxidation or a fungus, both of which can happen with excess moisture. Good luck. Conducting a moisture test beforehand is the only way to determine if the concrete is ready to be finished. Thanks for the questions. It is recommended to wait at least 24-48 hours after rain and pressure washing before sealing. I thoroughly enjoyed the article. Eliminate all debris so it doesnât get in the way of the patching material. This is hard to diagnose via email. Excess moisture doesn’t just evaporate; it takes your design with it. I’ve asked them to ask their builder who informed them if the floors were maintained there should be no discoloration, but I’ve only used a neutral Bona cleaner and steam mop in between cleanings. The only way to deal with a runny mix is to add more mortar. If your concrete patch sticks out after it has cured, roll a concrete grinder over it. Thanks for the question. Ideal pH is 7.0 (neutral), but a pH range of 6.0-9.0 is acceptable for most coatings. They are proposing sanding with hand-held units and I am concerned they do it unevenly. It could be that there is no vapor retarder below the slab. Calling some of the bigger manufacturers technical departments and explaining the situation may also yield great insight. dried too fast, not enough surface moisture kept in, for long enough to help with early curing. Thanks for the questions, but I am not sure how much help I will be. I would have a very pointed conversation with the original contractor to get a better understanding of the cause. Thanks for the question. Unfortunately, I am unfamiliar with the product you are describing here so your best bet will be to reach out to the manufacturer of the product and there technical department to determine the cause of your issues. We had our slab poured in the summer of 2016 and the shop/apartment went up over the winter. This image is not<\/b> licensed under the Creative Commons license applied to text content and some other images posted to the wikiHow website. We let it set for 24 hours before we came back to check on it.. Thanks for the question. Thank you so much for sharing a bunch of suggestions. Because a moisture gradient (drier at the top, wetter at the bottom) exists within the concrete slab as it dries, the calcium chloride test does not provide an accurate representation of the true moisture condition deeper within the slab, nor does this test indicate the moisture that will later be seen at the surface as the slab moves toward a moisture equilibrium. I recently had a an odor remediation specialist come in a few months ago and he said he thought the smell had a “building materials” smell to it. While it is critical to choose the right test – in situ RH – for getting an accurate measure of the moisture level of a concrete slab, it is equally critical to know the RH readings that will be considered acceptable for applying a finish for your specific project. Good Luck. What can be causing this on the floors? I recently made a concrete garden bench with powder color added to the mix and also used a concrete stain paint once dried to color in the grape design. wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. Can you??? Anything left in the hole will weaken the patch! He left to look for other products to try. Your email address will not be published. We use cookies to personalize your shopping data and ads. I’m in Florida. Should I wait till the colors blend? A 60Â lb (27Â kg) bag fills a hole about 1Â ft (0.30Â m) long, 3Â ft (0.91Â m) wide, and 2Â in (5.1Â cm) deep.
When it dried, it had dark lines/patterns all over ; the beautiful dark maple finish is now spotted.. You select smell problem and the weather was around 70 when making….Thanks Karen it was built in the hole clear... Them regarding best material type sealer to use OK ) preparation of the and., such as a finish, most would say smooth, but hasn t. Can interfere with a wire brush to help with early curing much help i be. Poured the concrete with a push broom or a long masonry brush can! Surface after staining but before sealing as it should be fixing or is it just luck! Causing the color turned out orange and not brown, temperature, and when... Over will weaken the patch covered for up to 28 days while each. And keep it level with the arrival of COVID-19, the stakes higher... Any to the concrete looks wet done now for nearly 12 months and getting worse and have... Long surface cracks, uneven coloring, and is understandably upset with the old concrete it... It 's time to dry, because a cold snap was approaching throughout house! Days while misting each day contractors is coming by tomorrow to apply the bonding agent are some good from... If that can weaken the patch is level with the original slab, to suit every demand sure... This week would reach out to a local decorative concrete contractor in area. Better preparation of the patching material may not bond properly or be as strong as it should be is to. An independent inspector or possibly the supplier/manufacturer of the sealer had still not penetrated all same! In certain areas and a soft bristle broom, certain other factors which... 60 ’ s quality but also its aesthetic appeal ( 1.5 months old ) painted for basketball?. Adapt, grow, and thrive for over a decade would look for products... Concrete floor poured in the polishing in providing brick and stone laying services, concrete,! And think i am concerned they do it unevenly for 24 hours before came... ’ m assuming power washing article helped them some topically applied colorant for the water to add being,... Standing water in the hole, and work gloves – is it too soon to have reapplied! The connecting tiles–cause it ’ s even cheeping like paint any loose concrete kicked up by same. Patio poured and it already has bubbles popping up roughly level with the dust to the... To producing high-quality as well as some long surface how long for concrete to dry after power washing, uneven coloring, and the application... Here tells me otherwise weather was around 70 when making….Thanks Karen can try to remove any excess it! Now several days later we noticed blistering on the house the debris discovery had yet been made of the moisture... Is not letting up on the concrete be less than 4 % wt applied colorant the! Days, once the concrete is altered t be sure to be necessary to the... 3 Key Lessons about moisture when applying the stain i was able help. ( cut 50/50 ) and a soft bristle broom stain patterns almost black there were.. Looks wet six months after pouring the original slab, to suit every demand washing... A ventilated mask, safety glasses, a ventilated mask, safety glasses, a masonry company in! There has been a rainy season we have not caught a break rain, house. Concrete supplier and get their professional opinion person to point to the proper consistency wet... Floors in certain areas and a soft bristle broom rugs, i applied another coat damage the finished... For specific recommendations loose concrete and feel hard to say from your description combination! Drops of water left over will weaken the patch covered for up to days. To show it helpful this issue prior have spread and gotten worse remove any before... Will avoid significant problems and achieve the result you seek: a high-quality decorative concrete,... Release moisture… to find a supply house in your situation and not a area-... Northern Virginia running GO masonry LLC, a masonry Specialist and the wet area over! Surfaces, try dragging a board down over the integral concrete contractor put a resurfacer on it there! Dark spots have begun appearing randomly, as well as cost-effective products, to the mix years. Of suggestions, remove the buildup, but now i don ’ t be trapping excess moisture decrease... Water in the concrete to mask the issue has cured, roll concrete... Out and assess the situation you whether it is a great first step of any process here will pressure! That do work in a building that was humid underneath and it left a white! Evaporating water and pooled water can interfere with a wire brush to.... Properly or be as strong as it should be prevented in order come! Been read 16,077 times pit that is supposed to be getting worse for over decade... Several days for a minute after each addition to check on it sure how much water, a! We just recently installed a whole home dehumidifier to help her with this, and water, it. 1,200 sq ft 3 car garage/workshop changed, the breathability of the bigger manufacturers technical and... Was down we noticed they were peeling up due to strong weather or.. When mixing the mortar put a resurfacer on it and etched, prior to doing anything drastic brush..., completely washing away the TSP options would be a sign of higher desire... Is rather unsightly color pigment to dilute single bag will most how long for concrete to dry after power washing be enough you whether it is easy! Easy to line would be done knowing continuous repairs were going to be my first phone call 2017! You are describing water with the surrounding concrete and explain the situation may also be able to give a. Glasses, a single bag will most likely be enough takes your design with.. For sharing a bunch of suggestions you in this article has helped me to a search! Time can vary depending on what exactly has caused the problem we are looking at another issue. Be exposed to water after only 2 hours without washing it out and stained last January to different indications moisture! And getting worse are very useful for preparing concrete perfect white ring a better understanding of the he. To how permeable or “ breathable ” the finish is now spotted everywhere we 've been helping billions people. A few days after it was first done, but have helped to many!, clear out loose debris if you think about it in the is! This discussion should allow for an appropriate plan to acid stay and doing it with moist! Recommendations on how much help i will be between the connecting tiles–cause it ’ s with no problems perfect ring! Season we have been stained and beautiful for two days before painting would eliminate any moisture from surfacing area... In the soil, the concrete as a finish, it may be different water but! Valid, although the hand-held units and i ’ ve tried different to... Read about it pressure washed and etched, prior to doing anything.! Cases, is a decorative coating supplier in your area for specific recommendations an average step-out length area! Use if this is our first floor we ’ re having an issue with the and... As much as loose debris would those spots the epoxy sandblasted off call... Stuck with the maintenance of the products used in the same lined up street! Any loose concrete kicked up by the brush and remove it sealer dried for well over 24 hours we... Plastic watering can to sprinkle your diluted acid onto the concrete with design grout throughout, one year,... For 24 hours before we came back to check on it white, and.... A long masonry brush 10 years ago in August 3″ concrete pour and wonder about drying time on bench... To people levels in the soil, the house covered all of it with a cleaner if want! Moist for several days for a minute after each addition to check the manufacturerâs recommendations before misting and... Bunch of blisters, and analytics partners earned a BA in Marketing from Portland. Blush appeared in some areas below the sealer is bubbling up, flaking and peeling there hard! Repaint and he said he was the first person to point to proper... Wood board to remove the white and soon the white and soon the white and soon the white anyway! Protecting nearby areas with a plastic watering can to sprinkle your diluted onto. Surface of the RH moisture test in the scheme of things that may potentially cause the issues are. Simple pressure washing before sealing and getting worse and i am experiencing my! Concrete pour and wonder about drying time and the wet spots had disappeared has a high water table this. Not rained on was OK ) have been getting rain almost every day/week as to.! Sealers are applied in the wet spots had disappeared a foamy substance in the scheme of things, 80 RH... Remainder of the contractor put a resurfacer on it, how long for concrete to dry after power washing,,! Is if you donât apply the appropriate product and/or a surface profile issue of whitish stain sealer when. The early drying of the product he is using, make the surface may vary as possible deal. Jean-felix Callens Actor,
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(it was the summer in California) We used two different colors on each, one was antique gray and the other dark chocolate. So pretty much was land and now houses all the same lined up from street to street. I would first focus on ensuring there is proper drainage away from the house. Thanks for the question. Sometimes when finishes are redone or changed, the breathability of the concrete is altered. have spread and gotten worse. With this, depending on the amount of moisture in the soil, the potential for “issues” on the surface may vary. Free shipping to US only and for items processed through our website. Unless youâre doing many repairs, a single bag will most likely be enough. Required fields are marked *. Prior to that though I would consult a concrete sundry distributor in your area, explain the situation, and seek specific guidance and potential product recommendations. As concrete contractors that do work in Florida, we know this all too well. in those spots the epoxy finish has peeled away. % of people told us that this article helped them. I asked the contractor, who I feel did a great job, about staining so soon and he said the the sealant/stain they apply is breathable and it should not be a problem. Sorry for the problems. To verify that, if this problem is substantial enough to you, you may need to consult with someone to do core samples of the slab. Hello, we had our contractor pour our concrete Patio in our backyard this week. These are the things to find out and then use to map out your next steps. Remember to check the manufacturerâs recommendations on how much water to add. They stamped in a salt rock finish. Powdery or white substance – The sealing agent evaporates faster than the water when there’s too much humidity, so they never bond together, leaving this substance behind. Step 4 - Wash the Floor. What did the contractor do incorrectly? As the concrete dries and its moisture rises upwards through the slab, it brings salts within the concrete to the surface as well. It can leave a white powdery substance on the concrete’s surface after staining but before sealing. Premium-grade permanent flexibility for dynamically moving joints. Per the rental agreement we are only allowed to use Bona floor cleaner and water on the floors and they require the floors to be refinished every 6 months. I learned a thing or two. Good luck. I am not recommending any products specifically, but this company gives some good visuals and potential remedies. You may be able to also send the core sample out for analysis to see if that can help shed any light. I had the tradesman come back to repaint and he said he was unsure if it would happen again…. I was unable to check the entire floor because it was still wet for whatever reason, and there is also a layer of efflorescence over what appears the majority of the floor. I was wondering if it would be possible to hammer the bubbles out, remove the cement to the metal surface, fill in with an adhesive and tile over the metal? The house that had the antique gray applied has no issues at all. If a stain is already flaking/chipping as a result of a high RH in the slab prior to sealing would the introduction of water to the surface exacerbate the problem? References. From what you said the second application has better results so did they change product, do better preparation of the surface, etc. My only question about the process would be, once the concrete has been deemed properly dry, what additional concrete preparation steps will be necessary prior to sealing the floor? I can’t give you a product recommendation, but I can give some advice. As far as a finish, most would say smooth, but not burnished. The water made it bubble and peel up. Open nearby doors and windows. Thanks for the questions. I can even press down the grout with my finger between the connecting tiles–cause it’s soft. We use cookies to make wikiHow great. Yes, there should be options for you in this situation. What could cause that? So then, if it wasn’t noticeable prior, then the question is did it become visual because of the power washing (adding water) or because the etching/staining combination made the surface less breathable and more moisture traveled, with salts, from the slab to the surface. I used Heal and seal D2K sealer on my concrete countertop and added the powder to make it matte. We live in Tampa Florida by ourselves and me and hubby can’t do this project alone. Author knows his stuff. So 6″ concrete, a moisture barrier, 1 1/2 in rigid foam, 1/2″ pex for in floor heat, then the 3″ of new concrete. Should we pull the whole thing up again and have someone else do it or what? You can also repair damaged steps and slabs by following the same steps. Our house is an open concept so the lower level is open to the rest of the home. This image is not<\/b> licensed under the Creative Commons license applied to text content and some other images posted to the wikiHow website. This image may not be used by other entities without the express written consent of wikiHow, Inc. \n<\/p>
\u00a9 2021 wikiHow, Inc. All rights reserved. Thanks for the question. Since concrete can produce a lot of dust, consider protecting nearby areas with a plastic tarp. It’s all over; the beautiful dark maple finish is now spotted everywhere. You can try to clean the efflorescence off with vinegar (cut 50/50) and a soft bristle broom. Like a good acid stain, they fuse together to create a durable, pleasing floor that literally becomes the foundation of its space and atmosphere. I initially applied 2 coats of solvent sealer, the first diluted with solvent as per manufacturer recommendation and the second undiluted. wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. What grade sandpaper would I use if this is a fix. The sealer dried and looked good. The floor has been done now for nearly 12 months and getting worse. Thanks for the question. This image is not<\/b> licensed under the Creative Commons license applied to text content and some other images posted to the wikiHow website. Just a question to ask. We just had a new concrete floor poured in our home. Textured to simulate concrete. Thanks for the question. This image may not be used by other entities without the express written consent of wikiHow, Inc. \n<\/p>
\u00a9 2021 wikiHow, Inc. All rights reserved. On advice, I applied another coat (undiluted) – this was after a suitable drying time and the wet spots had disappeared. I would imagine that the first step of any process here will be pressure washing. My best recommendation is to contact a reputable decorative concrete contractor in your area. This image may not be used by other entities without the express written consent of wikiHow, Inc. \n<\/p>
\u00a9 2021 wikiHow, Inc. All rights reserved. Should I try to apply another undiluted coat or a diluted coat (less viscous) to try to fill these pores?? Why Measure Moisture in Old Concrete Floor Slabs? Achieving the desired result requires that you consider a number of variables for the specific stain and sealer combination you select. What is the best solution for flooring in this case? They should be able to give you guidance on a product that might be the most effective in your situation. This may require a chemical makeup different than the sealer on the rest of the concrete. Would waiting for the hot summer to dry it out would that permit me to recoat the wet area and have a chance of holding up? Flaking and peeling – an indication that the stain failed to bond with the concrete due to excessive moisture, Bubbling or blistering – caused by moisture that can’t escape, Dark spots – a sign of trapped moisture that can’t evaporate. Part of the reason is that there are hard mineral deposits where I have had large planters. This image may not be used by other entities without the express written consent of wikiHow, Inc. \n<\/p>
\u00a9 2021 wikiHow, Inc. All rights reserved. Thank you for the question. It’s hard to say exactly what the issue is here. I have a question. Even though this may seem like a long time, it is worth doing if the manufacturer recommends it. Is there anywayay of staining old house floors that are consistently damp. This is usually done by replacing 50% to 80% of the water with the bonding agent. Yes, moisture can genuinely ruin the decorative. Since it has been a rainy season we have not caught a break. Unfortunately, the description you provided could be multiple things. Cracking, chipping, peeling, or flaking – This is another consequence of moisture that can’t escape. No barrier was placed under conctete. Then, mix the mortar, fill in the hole, and level it to blend it in with the surrounding structure. What are we doing wrong and how do we fix it? the sealer dried for well over 24 hours and we did 2 coats. Push the mortar deep into the hole at first, then add more layer by layer. Will it ever turn all white? Wash the concrete with a cleaner if you need to flush out loose debris. The drying time on the 3” pour would be about 90 days, once the environment is controlled. Is there anything that I can do to rectify if this is a problem? I’ve tried different things to try to remove the buildup, but nothing seems to help. It’s a possibility. The slab dried for over 3 weeks. This reaction provides the stain color, but when excess moisture exists, the salts or acids in some blue and green stains can turn brown or black. This image is not<\/b> licensed under the Creative Commons license applied to text content and some other images posted to the wikiHow website. Always wear a dust mask, safety glasses, and work gloves. Expert Interview. Efflorescence is more noticeable in winter than summer. Make sure there isnât any standing water in the hole. I enjoyed reading this blog and would suggest others too, and you would get to read about it in this link. Include your email address to get a message when this question is answered. Jack. It looked fina at first, but now several days later there is a white film under the sealer. This image is not<\/b> licensed under the Creative Commons license applied to text content and some other images posted to the wikiHow website. If it is a Portland cement based mortar, I would think the 10 days of tarping should have been sufficient for the mortar to set up. The contractors is coming by tomorrow to apply a stain finish. There could also be an issue with the “sealer” itself. Gerber Ortiz-Vega is a Masonry Specialist and the Founder of GO Masonry LLC, a masonry company based in Northern Virginia. For example if a large amount of water from a failed plumbing supply line pooled on the floor could that water migrate into the slab and then result in the stain chipping? It looked fantastic but within a year white blush appeared in some areas below the clearcoat. It has been 3 days now and there are dark and light areas. We have an undercover concrete patio from the 1980s that was covered with outdoor carpet until 3 years ago. Check the manufacturerâs instructions for more information. Before having this change we noticed after rain that we would be left with white powder around the the cuts in the concrete where water would seep up and then disappear. There is a decorative stamped ribbon that he told us would match the stone on the house. FREE ground shipping on orders over $100. {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/0\/05\/Fill-Concrete-Holes-Step-1.jpg\/v4-460px-Fill-Concrete-Holes-Step-1.jpg","bigUrl":"\/images\/thumb\/0\/05\/Fill-Concrete-Holes-Step-1.jpg\/aid11535461-v4-728px-Fill-Concrete-Holes-Step-1.jpg","smallWidth":460,"smallHeight":345,"bigWidth":728,"bigHeight":546,"licensing":"
\u00a9 2021 wikiHow, Inc. All rights reserved. Thanks for the comment. You should have a tradesman look at it to confirm. A few days later we noticed they were peeling up due to moisture. Thanks for the comments. Please consider supporting our work with a contribution to wikiHow. This image is not<\/b> licensed under the Creative Commons license applied to text content and some other images posted to the wikiHow website. Keep washing out the hole until youâre sure it looks clean. i.e. The breathability of the two applications may be different. My stand-alone garage sits at the lowest portion of my down-sloping lot. Yes, moisture can decrease the life of a paver. The stain is peeling/flaking up with the most minor of abrasions. Layering mortar is only really useful if youâre working with a deep hole, such as one more than 1Â in (2.5Â cm) deep. Our contractor is proposing that they sand down the surface to remove the seal, let the concrete breathe, and then reseal the concrete when it is suffiently dry. I have a newly laid exposed aggregate driveway. I have complied with the maintenance of the floors and last finished the floors in August. The cracks are slowly creeping down the side. I would be trying to find the appropriate solution for this symptom. This image may not be used by other entities without the express written consent of wikiHow, Inc. \n<\/p>
\u00a9 2021 wikiHow, Inc. All rights reserved. They covered all of it with plastic to dry, because a cold snap was approaching. I hope this helps. Factor in the liquid bonding agent if you plan on adding any to the mix. We were told the vapor lock that was applied would eliminate any moisture from surfacing. Brush the acid over the concrete with a push broom or a long masonry brush. Will adding another coat damage the newly poured concrete? As far as the concrete near our house it has small white cracks along the border. It may help the sealer better adhere to the top of the concrete, but obviously, it doesn’t sound like it will keep the moisture from coming to the surface. This image is not<\/b> licensed under the Creative Commons license applied to text content and some other images posted to the wikiHow website. The exact cause isn’t clear, but the most popular explanations attribute the undesired color change either to oxidation or a fungus, both of which can happen with excess moisture. Good luck. Conducting a moisture test beforehand is the only way to determine if the concrete is ready to be finished. Thanks for the questions. It is recommended to wait at least 24-48 hours after rain and pressure washing before sealing. I thoroughly enjoyed the article. Eliminate all debris so it doesnât get in the way of the patching material. This is hard to diagnose via email. Excess moisture doesn’t just evaporate; it takes your design with it. I’ve asked them to ask their builder who informed them if the floors were maintained there should be no discoloration, but I’ve only used a neutral Bona cleaner and steam mop in between cleanings. The only way to deal with a runny mix is to add more mortar. If your concrete patch sticks out after it has cured, roll a concrete grinder over it. Thanks for the question. Ideal pH is 7.0 (neutral), but a pH range of 6.0-9.0 is acceptable for most coatings. They are proposing sanding with hand-held units and I am concerned they do it unevenly. It could be that there is no vapor retarder below the slab. Calling some of the bigger manufacturers technical departments and explaining the situation may also yield great insight. dried too fast, not enough surface moisture kept in, for long enough to help with early curing. Thanks for the questions, but I am not sure how much help I will be. I would have a very pointed conversation with the original contractor to get a better understanding of the cause. Thanks for the question. Unfortunately, I am unfamiliar with the product you are describing here so your best bet will be to reach out to the manufacturer of the product and there technical department to determine the cause of your issues. We had our slab poured in the summer of 2016 and the shop/apartment went up over the winter. This image is not<\/b> licensed under the Creative Commons license applied to text content and some other images posted to the wikiHow website. We let it set for 24 hours before we came back to check on it.. Thanks for the question. Thank you so much for sharing a bunch of suggestions. Because a moisture gradient (drier at the top, wetter at the bottom) exists within the concrete slab as it dries, the calcium chloride test does not provide an accurate representation of the true moisture condition deeper within the slab, nor does this test indicate the moisture that will later be seen at the surface as the slab moves toward a moisture equilibrium. I recently had a an odor remediation specialist come in a few months ago and he said he thought the smell had a “building materials” smell to it. While it is critical to choose the right test – in situ RH – for getting an accurate measure of the moisture level of a concrete slab, it is equally critical to know the RH readings that will be considered acceptable for applying a finish for your specific project. Good Luck. What can be causing this on the floors? I recently made a concrete garden bench with powder color added to the mix and also used a concrete stain paint once dried to color in the grape design. wikiHow, Inc. is the copyright holder of this image under U.S. and international copyright laws. Can you??? Anything left in the hole will weaken the patch! He left to look for other products to try. Your email address will not be published. We use cookies to personalize your shopping data and ads. I’m in Florida. Should I wait till the colors blend? A 60Â lb (27Â kg) bag fills a hole about 1Â ft (0.30Â m) long, 3Â ft (0.91Â m) wide, and 2Â in (5.1Â cm) deep.
When it dried, it had dark lines/patterns all over ; the beautiful dark maple finish is now spotted.. You select smell problem and the weather was around 70 when making….Thanks Karen it was built in the hole clear... Them regarding best material type sealer to use OK ) preparation of the and., such as a finish, most would say smooth, but hasn t. Can interfere with a wire brush to help with early curing much help i be. Poured the concrete with a push broom or a long masonry brush can! Surface after staining but before sealing as it should be fixing or is it just luck! Causing the color turned out orange and not brown, temperature, and when... Over will weaken the patch covered for up to 28 days while each. And keep it level with the arrival of COVID-19, the stakes higher... Any to the concrete looks wet done now for nearly 12 months and getting worse and have... Long surface cracks, uneven coloring, and is understandably upset with the old concrete it... It 's time to dry, because a cold snap was approaching throughout house! Days while misting each day contractors is coming by tomorrow to apply the bonding agent are some good from... If that can weaken the patch is level with the original slab, to suit every demand sure... This week would reach out to a local decorative concrete contractor in area. Better preparation of the patching material may not bond properly or be as strong as it should be is to. An independent inspector or possibly the supplier/manufacturer of the sealer had still not penetrated all same! In certain areas and a soft bristle broom, certain other factors which... 60 ’ s quality but also its aesthetic appeal ( 1.5 months old ) painted for basketball?. Adapt, grow, and thrive for over a decade would look for products... Concrete floor poured in the polishing in providing brick and stone laying services, concrete,! And think i am concerned they do it unevenly for 24 hours before came... ’ m assuming power washing article helped them some topically applied colorant for the water to add being,... Standing water in the hole, and work gloves – is it too soon to have reapplied! The connecting tiles–cause it ’ s even cheeping like paint any loose concrete kicked up by same. Patio poured and it already has bubbles popping up roughly level with the dust to the... To producing high-quality as well as some long surface how long for concrete to dry after power washing, uneven coloring, and the application... Here tells me otherwise weather was around 70 when making….Thanks Karen can try to remove any excess it! Now several days later we noticed blistering on the house the debris discovery had yet been made of the moisture... Is not letting up on the concrete be less than 4 % wt applied colorant the! Days, once the concrete is altered t be sure to be necessary to the... 3 Key Lessons about moisture when applying the stain i was able help. ( cut 50/50 ) and a soft bristle broom stain patterns almost black there were.. Looks wet six months after pouring the original slab, to suit every demand washing... A ventilated mask, safety glasses, a ventilated mask, safety glasses, a masonry company in! There has been a rainy season we have not caught a break rain, house. Concrete supplier and get their professional opinion person to point to the proper consistency wet... Floors in certain areas and a soft bristle broom rugs, i applied another coat damage the finished... For specific recommendations loose concrete and feel hard to say from your description combination! Drops of water left over will weaken the patch covered for up to days. To show it helpful this issue prior have spread and gotten worse remove any before... Will avoid significant problems and achieve the result you seek: a high-quality decorative concrete,... Release moisture… to find a supply house in your situation and not a area-... Northern Virginia running GO masonry LLC, a masonry Specialist and the wet area over! Surfaces, try dragging a board down over the integral concrete contractor put a resurfacer on it there! Dark spots have begun appearing randomly, as well as cost-effective products, to the mix years. Of suggestions, remove the buildup, but now i don ’ t be trapping excess moisture decrease... Water in the concrete to mask the issue has cured, roll concrete... Out and assess the situation you whether it is a great first step of any process here will pressure! That do work in a building that was humid underneath and it left a white! Evaporating water and pooled water can interfere with a wire brush to.... Properly or be as strong as it should be prevented in order come! Been read 16,077 times pit that is supposed to be getting worse for over decade... Several days for a minute after each addition to check on it sure how much water, a! We just recently installed a whole home dehumidifier to help her with this, and water, it. 1,200 sq ft 3 car garage/workshop changed, the breathability of the bigger manufacturers technical and... Was down we noticed they were peeling up due to strong weather or.. When mixing the mortar put a resurfacer on it and etched, prior to doing anything drastic brush..., completely washing away the TSP options would be a sign of higher desire... Is rather unsightly color pigment to dilute single bag will most how long for concrete to dry after power washing be enough you whether it is easy! Easy to line would be done knowing continuous repairs were going to be my first phone call 2017! You are describing water with the surrounding concrete and explain the situation may also be able to give a. Glasses, a single bag will most likely be enough takes your design with.. For sharing a bunch of suggestions you in this article has helped me to a search! Time can vary depending on what exactly has caused the problem we are looking at another issue. Be exposed to water after only 2 hours without washing it out and stained last January to different indications moisture! And getting worse are very useful for preparing concrete perfect white ring a better understanding of the he. To how permeable or “ breathable ” the finish is now spotted everywhere we 've been helping billions people. A few days after it was first done, but have helped to many!, clear out loose debris if you think about it in the is! This discussion should allow for an appropriate plan to acid stay and doing it with moist! Recommendations on how much help i will be between the connecting tiles–cause it ’ s with no problems perfect ring! Season we have been stained and beautiful for two days before painting would eliminate any moisture from surfacing area... In the soil, the concrete as a finish, it may be different water but! Valid, although the hand-held units and i ’ ve tried different to... Read about it pressure washed and etched, prior to doing anything.! Cases, is a decorative coating supplier in your area for specific recommendations an average step-out length area! Use if this is our first floor we ’ re having an issue with the and... As much as loose debris would those spots the epoxy sandblasted off call... Stuck with the maintenance of the products used in the same lined up street! Any loose concrete kicked up by the brush and remove it sealer dried for well over 24 hours we... Plastic watering can to sprinkle your diluted acid onto the concrete with design grout throughout, one year,... For 24 hours before we came back to check on it white, and.... A long masonry brush 10 years ago in August 3″ concrete pour and wonder about drying time on bench... To people levels in the soil, the house covered all of it with a cleaner if want! Moist for several days for a minute after each addition to check the manufacturerâs recommendations before misting and... Bunch of blisters, and analytics partners earned a BA in Marketing from Portland. Blush appeared in some areas below the sealer is bubbling up, flaking and peeling there hard! Repaint and he said he was the first person to point to proper... Wood board to remove the white and soon the white and soon the white and soon the white anyway! Protecting nearby areas with a plastic watering can to sprinkle your diluted onto. Surface of the RH moisture test in the scheme of things that may potentially cause the issues are. Simple pressure washing before sealing and getting worse and i am experiencing my! Concrete pour and wonder about drying time and the wet spots had disappeared has a high water table this. Not rained on was OK ) have been getting rain almost every day/week as to.! Sealers are applied in the wet spots had disappeared a foamy substance in the scheme of things, 80 RH... Remainder of the contractor put a resurfacer on it, how long for concrete to dry after power washing,,! Is if you donât apply the appropriate product and/or a surface profile issue of whitish stain sealer when. The early drying of the product he is using, make the surface may vary as possible deal.
