Tiling over redguard. In the past I have used Redgard and Mapelastic primarily.

Tiling over redguard Please advice me, what to do and how to do it correctly. Redgard is not a substitute for a proper tile backer board, such as cement board or fiber cement board. You can use water for several outdoor activities, yet, water has its challenges. Oct 21, 2016 · Why did you redgard denshield? You use modified mortar over a topical membrane. Cement board provides sufficient protection on its own. I’m about to do a tub surround. Is it possible to paint Red Guard waterproofing over it? You should be fine as long as you use a good primer. Using Redgard on cement board is unnecessary. It can be used as […] Oct 11, 2022 · Can you Tile directly over Redgard on the Concrete Floor? Yes, you can tile over Redgard on a concrete floor. The good news is that, in order to tile, you are going to need to use a mortar. Feb 26, 2021 · Hello, I recently tiled a bathroom shower wall that had Durock treated with RedGuard. Aug 21, 2012 · RedGard waterproofing is an affordable way to waterproof shower walls. C. Thoughts? Also this is only for the walls and we will have a normal pan for the floor. How soon can I tile after applying RedGard? Allow the RedGard membrane to cure for 1 to 1 1/2 hours. If you are using sheets of elastomeric membrane for a floor tile installation, the process will be different than the one detailed below. Jul 24, 2022 · What is RedGard? RedGard, on the other hand, is a liquid waterproofing membrane made by Custom Building Products. I know I should demo existing flooring tile see what the underlayment is like and start from there. In the past I have used Redgard and Mapelastic primarily. RedGard can be used over plywood, concrete backer board, concrete, and many other subfloors. In this video we show you how to install tile an exterior porch over a plywood substrate. Anytime you are building a shower and tub are you nee We would like to show you a description here but the site won’t allow us. It bonds directly to clean metal drains, PVC, stainless steel, and ABS drain assemblies. Has anyone used thinset and waterproofing membrane strips/banding on joints and corners? Instead of sealant or liquid membrane which is recommended. If the adhesive is premixed, it will be difficult to stick to Redgard, and you may end up seeing your tiles pop off the wall. If you have doubts that RedGard won’t uncouple the plywood and tiles, you can go for the cement backer board. should be no problem on the floor. Oct 24, 2022 · What is Redgard? How does Redgard work? How long does it last? How should you use it? This article will answer all of these questions. 12 High Performance ≥ 1/8" (≥3 mm) for crack isolation membranes. It also functions as a moisture barrier beneath all kinds of floor coverings. May 24, 2011 · Yesterday I applied the RedGard Waterproofing membrane over Durock Cement boards. 10 for waterproofing membranes and ANSI A118. When tile installations require durable, proven protection, count on RedGard Waterproofing and Crack Prevention Membrane - from Custom Building Products. If I RegGuard on top the sand mix bed can I tile directly over that or do I need another layer of sand mix? So we settled with plywood with possibility for some kind of barrier. So, before tiling your shower or kitchen, apply it to a tile backer board. An uncoupling layer allows the OSB to move at its Prevent crack in tile and stone floor by using this Custom Building Products RedGard Waterproofing and Crack Prevention Membrane. Redgard is a popular choice for both commercial and residential construction due to its durability and proven protection. RedGard® Waterproofing and Crack Prevention Membrane Manufacturer Custom Building Products A ready-to-use elastomeric waterproofing membrane for both commercial and residential tile and stone application. Lets say above the shower head height to the ceiling. Can you use premixed thinset over RedGuard? From Sep 27, 2012 · Hi I was about to use RedGard on a long bathroom's concrete floor before tiling. It can also be applied over challenging substrates such as installation over green (young) concrete and single ply 19. Apart from its waterproofing features, RedGard is also a crack-preventing membrane. Elastomeric or liquid waterproofing membranes are a convenient method for waterproofing shower walls before installing tile. Here’s a quick guide to your shower tile installation. 2″ (49 cm) o. Proper drying time is critical. Mar 11, 2023 · If you have plans for tiling over a concrete floor, you should apply RedGard first. I didn't want tile around my soaking tub so I hit the drywall with a couple coats of RedGard, sprayed on knockdown texture and then painted it. Generally it is the layer prior to thinset/tile. Before installing the tile I was May 19, 2022 · A gallon of RedGard should cover about fifty square feet and adheres to tiles well. Can you redguard over moisture resistant drywall? Trying to find manufacturer specs Sep 2, 2022 · I have painted redgard on the shower walls and I am ready to tile. MandoGacho0 Question about tiling over purple board with waterproofing membrane So I have a job, where someone started a job and ran off before starting anything and left only purple board up. Using RedGard under floor and wall tile will create a barrier that will be undisturbed after the tile is installed and grouted. If you have Redgard left over from the shower, you can use thinset under the cement board to secure it to the subfloor. RedGard Mat is designed differently than bonded membranes How soon can I tile after applying RedGard? 3:215:57Protect Tile Installations with RedGard Liquid Waterproofing and Crack YouTubeStart of suggested clipEnd of suggested clipThis typically takes 60 to 90 minutes actual cure time depends on job site conditions beforeMoreThis typically takes 60 to 90 minutes actual cure time depends on job site conditions before applying the second coat cover Apr 12, 2016 · Re: Question about tiling over Red Guard? by Shannon » Tue Apr 12, 2016 4:13 pm No emailing , I hope you check back to the forum. Whether the adhesive will stick to Redgard or not depends on the type of adhesive and how it is made. Environmental factors also play a significant role. Feb 17, 2020 · Can I tile directly over redguard? For tile installations bonding directly to the substrate; strongly recommended to apply at least one full coat of “undiluted” RedGard® to the “dry” primed area and allow to dry completely before tile installation work is to begin. 10-LV requirements for waterproofing membranes and ANSI A118. com, to see if redguard by itself is can be the waterproof foundation on walls or floors, in lieu of cement board on walls, and vinyl liner or copper pan on floor. The idea of their sealing failing over time is also concerning to me. GoBoard experiences. Tells me he plans to paint it with redguard before tiling over it. It Since you dont have one, an acceptable substitute is to apply the RedGuard over the backerboard (let it dry thoroughly), and then thinset the tile to the walls. Thanks for Your advice. Water based membranes provide high quality waterproof protection of substrates. How do I support the 2nd row of tiles without disturbing the waterproof membrane on the walls? BONDING TILE DIRECTLY TO ORIENTED STRAND BOARD (OSB) Wood-based panels, like Oriented Strand Board (OSB), expand and contract with changes in moisture content. I think you will be fine laying your Ditra in modified thinset. May 1, 2014 · RedGuard over drywall in tile shower Jump to Latest 40K views 23 replies 3 participants last post by ChiTownPro Sep 30, 2014 N Oct 1, 2023 · Key Points: Redgard is not required over cement board. Oct 2, 2023 · Yes, you can directly tile over RedGuard. Feb 9, 2021 · This video shows how to eliminate cracking in ceramic or stone floor tiles by using the proper crack isolation methods. Used RedGard over concrete backer board. The Concrete is in pretty good shape just has a few hairline cracks that run across it. Mortar bed dry time before coating with Redgard/Aquadefense - especially anyone with experience in Florida I lay the preslope for a mortar bed shower pan last week and waited 48 hrs to cover with the pan liner. Does thinset bond to redguard? The adhesive mortar (thinset) used for installing RedGard Fabric Membrane must be appropriate for the substrate and should thoroughly embed in the RedGard Fabric Membrane. Redgard is probably the most widely used liquid applied waterproofing membrane for tile in showers. For added protection, roll on a coat of Redguard and make sure it adheres properly to the Redgard. The contents of RedGard are not safe to inhale, so ensure you wear a mask. Nov 14, 2022 · An essential element in every home is water. Dec 29, 2018 · Funny - I meant RedGard and then tile over it since that's what Jenn was asking about. Redgard is very popular among tilers because it is a controlled barrier between the concrete and the tiles. We picked up Custom SimpleSet pre-mixed thin set from Home Depot for the walls and just finished everything and looks good (drying etc). In this video I will show you my process for installing redgard. In order to prevent seasonal expansion and contraction from cracking your grout and tile over time, you need an uncoupling layer. Also, I compare and contrast two popular waterproofing products: RedGard vs AquaDefense. I'm installing a tile backsplash in my kitchen and using Mapei Type 1 tile adhesive. Jun 23, 2016 · Do you guys wait 24 hours before tiling after applying waterproofing. Plywood manufactured with a fully waterproof adhesive, and with an Finally, you install your tile directly over the RedGard per manufacturer’s instructions. Durable: Redgard is long-lasting and can withstand heavy use and exposure to water and other contaminants. Versatile: It can be used on a variety of surfaces, including cement board, gypsum, drywall, and plywood, and is compatible with a wide range of tile and stone types. There were numerous comments about doing two coats of RedGard (or an alternative brand) over the backer board prior to tile install. It is highly recommended to apply one full coat of undiluted RedGuard to the dry primed area and allow it to dry completely before starting the tile installation. Concrete floors have varying porosity, affecting the type of sealant you can use. Here are some belt and suspenders options I’m considering: use goboard seam tape over the adhesive to give it extra strength and a better bond to the thinset. I would suggest hiring a tile setter, tiling isn't easy and most people cannot do it the correct way. We jump ahead and begin the tiling process of the new tub and shower! To begin we shim out the walls to appropriate thickness, install durock cement board, mortar the seams, and waterproof it with In this video, we'll go over the application process as well as a few tips for getting the best results. It has become a popular choice because of its availability at Home Depot. It is a water-durable cement board that can be used on floors, tubs, walls, showers, and exterior surfaces. Jan 5, 2023 · How to waterproof bathtub and shower walls with Redgard. 12 (1/8" crack prevention minumum), and many products meet this minimum standard. Red Guard seems way easier but wanted to hear from anyone who has used Red Guard and Kerdi/ Wedi. Read more for tips and a tutorial on how to. johnbridge. The floor is only about 22 years old. The two types of concrete sealants are membrane and penetrating sealants. Feb 28, 2025 · Do you prime over waterproofing before tiling in the shower? Yes, with the exception of substrates covered with a waterproofing membrane due to its non-absorbent nature. But the problem is that many people use it the wrong way. They describe it as providing isolation, uncoupling, and waterproofing, and say it meets "A118. Mar 11, 2023 · Designing Kitchens and Bathrooms - Redguard waterproofing sealer on painted wall? - Installing a larger shower stall, it had backerboard behind it already for the smaller shower with no waterproof sealer, seeing it's a larger size the tile will come over onto the painted drywall. I assume that using some sort of modified thinset is the answer, but which brand? Also, can the same thinset be used for floor tile in the same bathroom? Redgard is a waterproofing membrane and can be used for both interior and exterior projects. Or use kerdiband Or use redguard over the seams. Details: Shower has premade acrylic base - just tiling the walls. RedGard meets ANSI A118. We would like to show you a description here but the site won’t allow us. And sadly, that can cause mold and mildew problems inside shower walls. Cement board is already waterproof and protects against water seepage. Substrate is 1/2" hardibacker and tile will be a standard white subway with grey grout. The Hardibacker itself is very good at holding out water so technically you don’t need to redgard everything. Redgard belongs to the Aug 18, 2021 · Redgard waterproofing in your bathroom can help prevent problems with drywall. RedGard's drying time typically ranges from 1 to 3 hours. Is it recommended to LVP over existing tile? small hexagonal tiles in good/flat condition Can/should I waterproof over the tile then put LVP on top? First time homeowner like most. As previously stated, the RedGard application is fairly simple, and you only need a roller, brush, or sprayer. We show you how to apply RedGard elastomeric waterproof membrane to seal out water. Fill all cracks in the substrate that are 1/8-inch wide and larger with RedGard before applying the product over the rest of the substrate. Redgard is more appropriate for plywood and other wood-based materials. I wanted to know if I would be able to just use some aquadefense/redguard over it and tile on it? Or if it needs something like cement board? Thank you Feb 18, 2021 · Rather than cement board or Ditra, how about liquid RedGard over a plywood subfloor before tiling? I understand the pros and cons of cement board and Ditra, but have never used RedGard. The steps below are designed for a tile installation in a shower, over a liquid waterproofing membrane such as RedGard. The instructions indicate not to use it over waterproofing, crack isolation, or uncoupling tape. You ask for your money frequently, and you collect it quickly, else you stop working immediately. Red Guard paint is a popular waterproofing membrane used in various construction projects. However, I have also painted over it as well with no issues. com Apr 19, 2009 · Redguard isn't Ditra, they want you to use a good quality modified thinset over it. I'm unsure if my method is cutting more corners than it's worth Mar 16, 2016 · Basically I'm getting a guy to do my tile around my tub/shower. One crack is RedGard Waterproofing and Crack Prevention Membrane is a liquid formula that creates a seamless waterproof barrier while also preventing common cracks in tile, stone, and grout. I am using ceramic tiles. For interior and exterior use, Redgard may be applied to surfaces such as concrete, exterior-grade plywood, decks and gypsum-based materials. Listed with IAPMO R & T, File #4244 UPC®, ICC-ES ESR-1413. The ceramic tile job is about done. Tiling over Redgard Using Mastic over Redgard or any waterproofing membrane is a big no-no. Any pictures? we all like pictures Mar 3, 2025 · RedGard is a waterproofing membrane. Jan 21, 2019 · I understand the reasoning behind both but since RedGard is the last layer over everything (actually 3 layers as I need it to be really waterproof) should I just follow RedGard recommendations? What would you use to tile? Any product recommendations? BTW I have porcelain 4x12 tiles. Redgard is a liquid waterproofing and crack-prevention material that dries to a flexible membrane. It is designed to act as a waterproofing layer behind a suitable tile substrate. Suited for interior and exterior substrates, RedGard® creates a continuous waterproof membrane barrier with outstanding adhesion and reduces crack transmission in tile and stone floors. See full list on peppershomeandgarden. Aug 12, 2011 · Designing Kitchens and Bathrooms - Red Guard question: Install bathtub surround wall tile over Red Guard? - Hi: I just found this forum and it seems very helpful. The color will turn We would like to show you a description here but the site won’t allow us. Oct 17, 2025 · This video demonstrates the process of installing Redgard, part of the Redgard shower system, before installing tile. Jun 17, 2023 · Here's what you need to know about using Redgard over cement board. Do I need RedGard over Durock? Yes! RedGard is a water-based epoxy paint lining system. … However, the majority of water based waterproof membranes require a minimum of 48 hours prior to tiling. Is there a way to do this? I'm tiling over drywall where the old tile was removed, and I have skim-coated the area. About This Product RedGard Uncoupling Mat is a waterproof, vapor-proof uncoupling membrane that can be used for crack-suppression in most tile, porcelain or natural stone installations and can be applied over challenging substrates such as installation over green (young) concrete and single ply 19. Upon removing the tile I was surprised to find the wall dripping wet with moisture. If you've found our videos or website information helpful, please considering making a donation Aug 20, 2020 · I'm tiling my tub surround soon - I've already installed Durock, and applied fiberglass mesh embedded in thinset on all seams and corners. Thank you! Hi Veronika and welcome. I was thinking of applying RedGuard to the walls and floor. ) It's quite stiff: L / 2604 according to John Bridge Deflecto-lator. It ensures the effectiveness of RedGard. It in no way functions as an uncoupling layer. Jul 7, 2022 · Can I tile over waterproof membrane? It is also necessary to ensure the membrane that is to be applied over the two- part water based epoxy is compatible. Redguard is used in the project to is Jul 24, 2020 · Would it be fine to apply redgard over self leveling cement? Have my durock on the floor and I have some slumps and wanted to put self leveling them redgard and tile over that. Apr 14, 2022 · I used Mapei type 1 thinset in a shower area over a waterproof membrane (red guard) . The dry mix (in which you add the water on-site) works. Many DIY and beginners Jul 3, 2010 · Tile over Redgard Tile Forum/Advice BoardForum Jump User Control Panel Private Messages Subscriptions Who's Online Search Forums Forums Home Tile & Stone Forums Tile Forum/Advice Board Cleaning, Restoration and Sealing Reference Liberry :-) Professionals' Hangout The Mud Box Alumni Photo Album Other forums Buy/Sell/Trade Computer Training Similar Threads Thread Thread Starter Forum Replies If I had half a wall tiled over backerboard and was having problems where it transitioned to drywall and I didn't want to totally start over, I would remove the tile/redgard until I was 12" or so into the backerboard, and continue tiling just using normal tile adhesive. Additionally, if applied incorrectly, the RedGard will nort form a sufficinet barrier and if water get into the drywall, it is ruined. (with a span of just 50". The manufacturer says to apply mesh to the seams and corners before applying Redguard, but if I've already applied mesh Jul 31, 2022 · So, with all that being said, let’s get more specific on where not to use these premixed tile adhesives. This is an INSIDE wall with another bathroom on the other side of Applicable Substrates TEC and RedGard are suitable for various substrates. Protect your surfaces with expert tips! The #1 trusted and reliable liquid-applied waterproofing membrane for your go-to commercial and residential tile and stone applications. Was planing on using RedGard for crack prevention not for water proofing. Let’s dive in! RedGard Of course, most people want to know whether or not you can tile directly over the RedGard. RedGard can be used on a wide range of interior and exterior surfaces. Here is a simple 8-step guide that can help you carry the tiling process like an expert! For tile installations bonding directly to the substrate; strongly recommended to apply at least one full coat of "undiluted" RedGard® to the "dry" primed area and allow to dry completely before tile installation work is to begin. Oct 3, 2025 · Can I tile directly over Redguard? For tile installations bonding directly to the substrate; strongly recommended to apply at least one full coat of "undiluted" RedGard® to the "dry" primed area and allow to dry completely before tile installation work is to begin. Redgard is mainly used on wood-based products to prevent water damage. Anyone see an advantage over using Red Guard over kerdi or Wedi? I used kerdi and it was kind of tedious. Drywall is prone to water damage, but waterproofing can help. I would like to use Redgard seam tape. Feb 12, 2025 · To apply Redgard effectively, follow this easy-to-follow guide. It’s specifically designed to improve the durability of the tile surface in showers and tub surrounds. This is part of redgard shower system. I was going to put redguard over the durock as a water barrier, rather than put up a vapor barrirer under the durock (one of the walls Jan 28, 2016 · We would like to show you a description here but the site won’t allow us. First off, while I always hear about issues from Sep 28, 2011 · So when you are tiling over gypcrete over wood what do you use an underlayment? Hopefully nobody just goes with thinset and tile TCNA says whatever you use needs to exceed ANSI 118. Oct 11, 2025 · Elastomeric or liquid waterproofing membranes are a convenient method for waterproofing shower walls before installing tile. Oct 29, 2023 · Tiling over the green board is a little tricky because waterproofing shower walls is important before mounting tiles in the bathroom. Yes, type 1 mastic may be water-resistant and the back of the bucket may say that it’s OK for intermittent wet areas. I’m doing 4x4” tiles. This is the best redgard video I have ever seen on the internet. Mar 13, 2014 · 13" porcelain tile over Ditra over self-leveling cement with metal lath over Redguard over 3/4" T&G OSB over 2x8's 16" O. (49 cm) oc wood framed floors. In this tutorial, you’ll see how to use RedGard waterproofing on cement board shower walls. Redg Jul 24, 2022 · What is Durock? Before we can share our guide on applying RedGard over Durock, it is crucial that we introduce what Durock is and also touch on whether such a surface must be waterproofed. While working on the mat, place boards on the mat directly under you to prevent damage. The time now is 01:55 AM. I trusted a friend knew what he was doing that was helping me and after rea Feb 17, 2020 · Can I tile directly over redguard? For tile installations bonding directly to the substrate; strongly recommended to apply at least one full coat of “undiluted” RedGard® to the “dry” primed area and allow to dry completely before tile installation work is to begin. You basically are lacking expansion joints. Mar 3, 2010 · RedGard waterproofing membrane is an easy-to-install solution to prevent water leaks through horizontal and vertical installations. As you know, unmodified is recommended over Ditra, even when installing porcelain. Both of these products are great for Oct 14, 2017 · All times are GMT -6. 12 American Aug 4, 2022 · But with RedGard over a mortar bed, you can install tiles directly without needing more mortar. In this article, we will explore the compatibility How to red gard shower walls and pan Red guardWATCH ALL MY SHOWER BUILD VIDEOS JUST SEARCH - how to build a shower by kooper salmo Nov 15, 2025 · In conclusion, cement board is an excellent substrate for tile and stone, but it is essential to use a waterproofing membrane over it to prevent water damage. These membranes consist of products such as Custom Building Products’ Redgard and Laticrete’s Hydrobarrier and Hydroban and Mapei’s Aquadefense. Then I checked the instructions on the premixed stone, porcelain and ceramic tile thin-set mortar which I am going to use to put tiles and found that it says: " Do not use over waterproofing membrane. You can effectively waterproof it with Redgard, a waterproofing membrane for indoors and outdoors. Durock is mold resistant, and when this feature is Basically, any location where the tile and shower framing are not waterproofed. I use Aqua defense on walls etc. . This liquid waterproofing solution does more than keep water away, it also promotes tile adhesion and prevents cracking. This is a tile question. Pack it in good. Jun 7, 2021 · Tiling over GoBoard with Pro Sealant Tile Forum/Advice Board Apr 27, 2011 · Some people suggest using RedGard Waterproofing membrane as a waterproofing barrier, but one employee in a Home Depot tile department told me that if I use Durock Cement boards I don't need RedGard. Apr 20, 2024 · One of the easiest ways to waterproof a tile shower is to use RedGard waterproofing membrane. Elastomeric or liquid waterproofing membranes are one of the most convenient methods of waterproofing shower walls before installing tile. Feb 28, 2021 · Of course, most people want to know whether or not you can tile directly over the RedGard. Apr 8, 2022 · RedGard is not designed for use on drywall, yet many people have successfully done so. wood framed floors. 12 High Performance (up to 1/8" (3 mm) for crack isolation membranes. Jan 4, 2023 · When RedGard fails, the following signs are evident; • First, you will notice water seeping through the tiles when you step on them. That 2 1/2 ft area to the ceiling. Can I place some tape behind the Apr 6, 2017 · I am needing to tile a tub/shower that has hardibacker instead of the durock that I normally run into. • If the RedGard failure is extensive, some tiles may start to fall off or become loose. Durock is one of the strongest tile bases. 2 in. Jan 26, 2020 · We would like to show you a description here but the site won’t allow us. Redgard is a brush on waterproofing membrane. Redgard is used as a membrane to waterproof tiled showers. So I was just reading another recent post regarding the backer board and tile work done on a shower by the OP's contractor. drywall in areas that are not boarded with waterproof board. Meets low perm requirements for steam room vapor barriers per ASTM E-96 Procedure E. Aug 7, 2018 · Before putting tile on your shower know how to waterproof it. A floor that has been waterproofed by RedGard shouldn’t produce any water because there is a membrane beneath it. Learn how to apply RedGard waterproofing effectively with our easy-to-follow guide. In this article, we will explore the compatibility Red Guard paint is a popular waterproofing membrane used in various construction projects. Mar 17, 2015 · Looking for a rec for the best thinset to use in over Redgard waterproofer on a bath surround install. How important is redguard? A contractor (who I do trust) says it’s pointless and cement board, thinset, tile, and grout will be enough to keep the shower water proof. Although the hardi was installed with 6 mil vapor barrier behind it, the contractor wants the inside to get redguard also. The mortar will lay directly on top of the RedGard, and it will have no issues adhering to the RedGard finish. In this video, I will show you how to waterproof a shower. When tar paper or poly is not used as a vapor barrier behind the CBU, it’s recommended for waterproofing niches, shelves, and entire shower walls. Don't make this mistake before your next tiling project. I’ve got a lot of invaluable tips that hopefully help you out. So my question for you guys (especially the seasoned professionals) is What is the best way to lay tile over RedGard? Is it possible that tile mortar adheres to Redgard? When applied over or under a non-permeable membrane like Redguard or Kerdi-band products, the premixed thinset does not dry out to form a good adhesive bond, according to what I’ve read. You cannot tile directly onto OSB, with or without waterproofing. Is it possible to tile on top of RedGard in this manner? Thinset over Redguard on walls will suffice. When exposed to excessive substrate movement, it absorbs stress […] Tile can be installed over RedGard® Uncoupling Mat as soon as it has been pressed into place. My next step is to apply Redguard. RedGard is a popular choice for waterproofing membrane, but it is crucial to use RedGard seam tape over the joints and corners of the cement board to ensure complete waterproofing. My questions: -Can we put some redgard over the plywood before we lay the tile? Ditra is too expensive and will also raise the floor too much given all of the layering. I use mesh tape on all seams and corners with thinset and then redgard over it. Which thinset mortar do I use over the redgard? I am using 12x24 tiles on 1 wall and 4x12 on the other 2. Hardiboard is one option, but I prefer Schluter Ditra. This is one way to add waterproofing over cement backerboard. Mar 12, 2004 · All times are GMT -6. Jan 27, 2011 · Here's some feedback concerning installing redgard over hardibacker board: I went over the tape and thin set with a sanding block and then wiped the whole boards with a wet rag to get rid of the dust. Feb 24, 2008 · I would check over with the tile guys at this forum: www. How do I apply redgard to my substrate? Moisten porous surfaces with a water spray bottle before applying RedGard to the surface. No problem sticking tile to red guard. -Is construction glue necessary or can we just screw the plywood into the subfloor boards every 8 inches or so? Can you tile on top of RedGard in this regard? Thinset over Redguard on walls will suffice. Where it Jan 30, 2018 · What kind of prep do I need before tiling the shower? A contractor said all I need was sand mix to make the bed and didn't need a liner. Is this acceptable? Custom Building Products offers tile and flooring installation systems with superior strength, durability, and ease of use for professional contractors and DIY enthusiasts. I will refer to all the membranes as Jul 31, 2015 · Could it be that the exposure to tile adhesive somehow damaged the redguard's bond? I guess if I could start all over again, I'd skip the redguard entirely. Is it possible to paint over RedGard? You should be fine as long as you use a good primer. The studs are protected with vapor barrier, so redguard seems like overkill - and it's causing me some problems. When you have a waterproof membrane such as RedGard over a mortar bed, you don’t have to worry about tiles not adhering. Convenient to handle. If the cracks are out of plane then you can't tile. He swears you don't need Redgard and we are on a tight timeline so applying it when hung would put us behind anyway (We really have 2 Mar 16, 2007 · Both Ditra and Red Guard are for preventing tiles for cracking NOT to fix existing cracks in substrate. Contractors often use the membrane before tiling showers and floors. c. Meets Uniform Plumbing Code specifications for use as a shower pan liner. A video to get you started and some schematics for your viewing pleasure. The time now is 02:33 AM. It is known for its ability to protect surfaces against moisture and water damage. " Jan 26, 2014 · Is there any problem on applying adhesive on top of the redguard. Alot of times I use it over reg. RedGard is cheap, easily available, and has a proven track record for a variety of Both a waterproof and vaporproof uncoupling membrane that can be used for crack-isolation in most tile, porcelain, or natural stone installations. Jan 17, 2019 · Redgard is a good product, but probably not necessary on a subfloor. It creates a waterproof membrane barrier and reduces crack transmission for use on both interior and exterior substrates. Nov 30, 2009 · Now second, I am getting ready to install tile in a shower on the walls over Redguard. A week later I decided to remove the tile and did so. Jan 15, 2020 · Wall and Flooring Indoor Tiling - Shower wall tile over RedGard - My contractor enclosed the shower walls with green Sheetrock over the wall studs, then sealed everything with multiple coats of RedGard. Are we able to apply the tile directly to the wall now, or must there be some type of fiberboard used as well? May 22, 2025 · Tile over membrane within 72 hours in exterior applications to avoid extended exposure to ultraviolet rays. RedGard does not make drywall fit for use in wet areas. They consist of products such as purple or green boards with a first coat of spackle and tape. Redgard is always with me. Temperature and humidity affect the curing process of RedGard. Sep 17, 2025 · The thickness of the RedGard may vary depending on the tile choice and the height of the tub’s tiling flange. If the cracks are in-plane, you CAN tile. would that work? So the plan is to put up Druock on the walls around the tub and greenboard everywhere else, including the ceiling of the entire bathroom (not tiling on the ceiling). Contractor installed moisture resistant drywall in shower. Tile installation: If the intention is to install tile over the Redgard-coated drywall, it is important to follow the proper tiling installation methods. RedGard is simple to apply and quickly dries. You can use TEC HydraFlex waterproof membrane on concrete, masonry, cured mortar beds, gypsum wallboards, specialty plywood, gypsum underlayment, and existing ceramic tile, VCT, cementitious backer, and many more. What kind of redgard thinset does it have Sep 9, 2022 · RedGard provides a shorter and more cost-effective method of tiling over plywood. However, when it comes to tiling, one may wonder if it is possible to apply thinset over Red Guard paint. Jun 15, 2023 · It dries quickly and can be tiled over within hours of application. Therefore, according to the 2012 TCNA Handbook, they are not recommended as a substrate material for direct bonding of ceramic or natural stone tile with cement mortars. So, two questions. cvg ituimo nrfkir xayu inrp kuzqk ljvnos lkna enybbld cmalbmq sonzyj jkv hwhv eqpjik zsb