redgard on subfloor

RedGard® has tested and complies with Uniform Plumbing Code and International Plumbing Code standards for use as a shower pan liner per IAPMO Research and Testing, Inc., File No. Stains can RUIN Stone & Tile.Protect Yours Now! Manufactured under the authority of Custom Building Products, Inc. © 2017 Quikrete International, Inc. Apply the RedGard membrane around drain. I am installing bamboo flooring in my house and I have a plywood subfloor. So my idea is to staple 15 lb felt paper to the bathroom subfloor. Then apply an additional coat of the membrane and smooth. You can do it, (on the tile backer), but it won't do much unless you build the floor like a shower stall. per 1000 sq. Well, my pieces of plywood were considerably wider than that, so I didn’t really want to use a product that wasn’t made specifically for huge pieces of plywood subfloor. Our grouts are easy to work with yet deliver hard, dense joints. Use of this product may contribute to LEED® certification. Redgard is a liquid waterproofing and crack-prevention material that dries to a flexible membrane. Clean tools and hands with water before the material dries. Apply a continuous film with overlapping spray. Often the subfloor consists of plywood that is nailed or screwed to the construction floor. The waterproofing aspect is a bonus in my opinion. Download the illustrated installation details by clicking on the link above or go to CustomBuildingProducts.com/TSD, select “Tile” as the installation type and select the appropriate illustrated TCNA detail by number (example: B414). Waterproofing and Crack Prevention Membrane (24 Buckets / pallet) RedGard 3.5 Gal. RedGard® conforms to “safing material” requirements established by the Wisconsin Administrative Code, Chapter Comm 84.30-6f. ft. per gallon each coat. Sitemap, View All CustomTech Flooring Prep Products, RedGard Approved for Steam Shower Installations, www.custombuildingproducts.com/product-warranty, Waterproofing and Anti-Fracture Membrane Mesh, RedGard® SpeedCoat® Waterproofing Membrane, RedGard as Crack Prevention Membrane meeting ANSI A118.12. For continuous crack isolation, cover the entire substrate with RedGard® applied at a rate of 100 sq. How stiff the floor is is much more … Do not apply to surfaces that may drop below 40°F (4°C) within 72 hours of application. Privacy, Contact | Look for tile grout with rock-solid durability, consistency and the largest color palette with Custom. drywall screws spaced every 6 in. Gaps between plywood sheets and where floors meet walls must also be prefilled. RedGard® is a liquid-applied elastomeric waterproofing material that cures to form a monolithic membrane. I plan on thinsetting and screwing cement board to the subfloor, then RedGard, then thin set and tile. 1/4 inch Hardiebacker would be installed over the wet, second coat of RedGard. How to Fix Squeaky Particle Board Floors. Basement subfloor, how exactly should I do it? Coverage may vary based on installation practices and jobsite conditions. Do not bridge joints designed to experience movement. Fortunately, there are products on the market, such as Redgard, that allow you to coat your walls with a one-step waterproof membrane. Use 1/4-in. A toilet flange can be handled in much the same manner. And with a mud floor, you don't need to worry about first making a perfectly level and flat subfloor upon which to install your foam tray. All surfaces must be structurally sound, clean, dry and free from contaminants that would prevent a proper bond. Where Ditra shines is it's ability to prevent subfloor movements from transferring to the tiles & grout. What it is is that Dricore uses a membrane like DeltaMS to allow moisture to move away, and barricade uses XPS foam for insulation. RedGard waterproofing membrane is an easy-to-install solution to prevent water leaks through horizontal and vertical installations. SuperiorBilt® Tools are professionally preferred for tile, stone and floor covering installations. I need to match the height of the existing tile in the bathroom. You can save money by using particle board instead of plywood for a subfloor, but, as the saying goes, you get what you pay for. In all cases the wetfilm thickness should not exceed 125 mils. Lightly dampen all porous surfaces. For optimal and long-lasting results, consider all three components when installing a new floor. When RedGard is wet, it is a hot, fluorescent pink color. As long as the subfloor is 3/4-in. RedGard® as General Waterproof Membrane (ANSI 118.10). Do not apply on existing concrete slabs on-ground with relative humidity levels over 85%. If using a roller, apply a continuous, even film with overlapping strokes. Apply a second coat at right angles to the first coat. Do not take internally. The Home Depot carries various forms of concrete sealers, but the best one we sell at your local store is RedGard, sold by Custom Building Products. Contact Technical Services for detailed instructions to waterproof. That’ll keep … Then coat the paper with RedGard. ft. per gallon each coat. Next compress sealant into the joint, coating the sides and leaving the sealant flush with the surface. Force RedGard® into cracks with the flat side of the trowel, roller or brush. Drying time depends mostly on temperature & humidity levels and the surface will appear pink until the the RedGard has completely dried . Before finish flooring is installed on top of a plywood subfloor, you must waterproof the subfloor, especially in a bathroom. cement boards that some in sheets. 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. Come join the discussion about tools, projects, builds, styles, scales, reviews, accessories, classifieds, and more! Water damage prevention is active from both sides of the RedGard membrane. I am just not sure where in the installation process I apply it. 2000 psi compressive strength), Gypsum-Based cement topping (min. A ready-to-use elastomeric waterproofing membrane for both commercial and residential tile and stone application. Regard itself dries as … I used DeltaMS (You'll probably find DeltaFL is the one marketed as subfloor, but the MS is cheaper and is the same!) After the second coat is applied and both coats are fully cured, the application area can be flood tested. ft. per day. The subfloor material you have installed in your basement is a good product to keep your flooring dry and make the floor warmer, but it has limited abilities to manage water. Offering the largest selection of Sealers, Cleaners, Problem Solvers, Grout Colorant and Stone Restoration products, we provide professionals with the right tools and solutions; making us the #1 Contractor Preferred Manufacturer of Sealers and Cleaners. Helping You to Do It Yourself! Wash thoroughly after handling. Embed a 12" x 12" (30 x 30 cm) fiberglass mesh into the membrane, making sure it does not obstruct the drainage weep holes. The Redgard shower kit actually includes the items and more. The membrane should extend a minimum of the diagonal measurement of the tile beyond both sides of the crack. RedGard as IAPMO Pan Liner meeting ANSI A118.10: Listed with IAPMO for use as a shower pan liner, Easy to use and can be applied by roller, trowel or airless sprayer, Reduces curing time with quick-dry formula, Suitable for waterproofing pools, spas and water features, Meets Uniform Plumbing Code specifications for use as a shower pan liner, ASTM C627 Standard Test Method for Evaluating Ceramic Floor Tile Installation Systems Using the Robinson-Type Floor Tester, ASTM D638 Standard Test Method for Tensile Properties of Plastics, Exterior Plywood and OSB (interior, dry areas only), Exterior Decks - Contact Technical Services, Post-Tension Concrete - Contact Technical Services, Lightweight Concrete (min. SHOWER RECEPTORS INSTALLATION Mortar Bed over Framed Structures – B414 Cement Backerboard Walls – B415 Surface Bonded Waterproofing – B421. For interior and exterior use, Redgard may be applied to surfaces such as concrete, exterior-grade plywood, decks and gypsum-based materials. Obtain the applicable LIMITED PRODUCT WARRANTY at www.custombuildingproducts.com/product-warranty or send a written request to Custom Building Products, Inc., Five Concourse Parkway, Atlanta, GA 30328, USA. Apply a minimum 3/64" (1.2 mm) of RedGard® over the joint and the substrate, following the instructions provided previously. Clean all spray equipment immediately after use. Properly installed product requires no special maintenance. Drains should have a clamping ring with open weep holes for thin-set application. RedGard® is dry when it turns solid red, with no visible pink color. I wouldn't bother waterproofing your subfloor. When the sealant is dry, place bond-breaker tape over the joint. This took about 1 to 1.5 hours. You can do it, (on the tile backer), but it won't do much unless you build the floor like a shower stall. 5. Clean the joint and install an open or closed cell-backer rod to the proper depth, as outlined in the Tile Council Handbook, EJ171. Redgard on Hardibacker Board The trend these days is toward waterproof showers, so redgard will be better than a vapor barrier behind the cement board . My subfloor is 1×12 boards laid diagonal to the floor joists, which are on 16 in centers.I might add this is over a basement.I want to do the entry way to the Kitchen and kitchen floor. Do not use solvents in conjunction with the membrane. ft. per gallon. Use a silicone caulk around the flange where the membrane and the upper flange make contact. Tile grout with dependable performance and color. After the first coat turns red, inspect the film for integrity and fill any voids or pinholes with additional material. Immediately seek medical advice if symptoms are significant or persist. Exterior and wet areas must have proper sloping to drains without divots that would affect drainage. ft. per gallon each coat) where vapor transmission is up to 12 lbs. CUSTOM will repair and/or replace, at its discretion, the affected area of the system. For a better experience, please enable JavaScript in your browser before proceeding. To meet the requirements of ANSI A118.12, apply two coats of RedGard at a rate of 50 sq. Careers | The purpose of this thinset is NOT to attach the backer to the plywood (that is done with the proper screw or nail type fasteners), but rather to even out the differences between the plywood and the backer board and to … Using RedGard under floor and wall tile will create a barrier that will be undisturbed after the tile is installed and grouted. Install the tile work onto the membrane, but do not bridge the joint. I am installing porcelain tile on the bathroom floor. 0. Advice on building a livable cabin floor on … Installation must comply with the requirements of all applicable local, state and federal code jurisdictions. Dormant cracks exceeding 1/8" (3 mm) should be treated in accordance with TCNA F125 or TCNA F125A. Apply RedGard at a rate or 110 sq ft per gallon each coat. Can I use redgard on the plywood before I install the bamboo flooring? I was thinking redgard on CBU then primer on ceiling (vapor barrier primer) then caulk the gap then tile then grout then paint ceiling then caulk the corner. Custom Building Products offers you one source for the needs of virtually any job. The drain should be fully supported, without movement, and should be even with the plane of the substrate. In a clean pail, mix at low speed to obtain a lump-free solution. Apply the membrane to the bottom of the flange. As our friend Joe said, there's no spec to use surface waterproofing on a bathroom floor, especially on the subfloor. This took about 1 to 1.5 hours. On a plywood subfloor, you need either a layer of cement backer board or an underlayment membrane, like Custom Building Products’ Wonderboard and RedGard, between the subfloor and tile for the thin-set adhesive to achieve a good bond. RedGard 3-1/2 Gal. When posting in forums, letting us know your location will help others give better feedback/advice/solutions to your questions. Newly applied concrete must be troweled smooth but not burnished (highly polished) so as not to absorb water and cured for 28 days. ft. per day and two full coats (70 sq. To meet the requirements of IAMPO, Two coats should be applied at a rate of 80 sq. The sprayer must produce between 1900 - 2300 psi, with a flow rate of 1.0 - 1.5 GPM and must have a tip orifice size of 0.025 - 0.029. 2000 psi compressive strength), Existing ceramic tile and resilient flooring, Floor heating systems - contact Technical Services. Refer to ASTM F1869 for more information on Vapor Transmission Testing. I have gutted it, drew up the plans, have most of the rough in done but have a question or 2 on the subfloor. For more information, find details and limitations to this warranty at custombuildingproducts.com. I will refer to all the membranes as Using a 3/16"-1/4" (5-6 mm) V-notch trowel or 3/8" (9.5 mm) rough textured roller. American National Standards Institute (ANSI) ANSI A108.01, A108.17, A108.13, A118.10 and A118.12 American National Standards for the Installation of Ceramic Tile ASTM International (ASTM), Tile Council of North America (TCNA) TCNA Handbook for Ceramic Tile Installation, TCNA Method EJ171, F125 & F125A. ft. per gallon) where vapor transmission is up to 8 lbs. If you do not waterproof the subfloor, moisture can make its way under the subfloor and cause mold growth or other damage. To view a video on this amazing product, please click here. Preparing your surface is the most critical task of any tile or stone installation. Additionally, underlayment plywood is a middle layer that keeps moisture from reaching the surface. If you anticipate having enough standing water on your kitchen floor to worry about it getting through the tile, thinset, cement board, and subfloor then you have much bigger problems than Redgard. The underlayment must be sufficiently dry and properly cured to the manufacturer's specifications for permanent, non-moisture permeable coverings. Allow 1st coat/application time to dry before floor patch or other flooring material applications begin. 2. view . TILE GUY - retired- TROY, MI - Method & Product suitability consulting. 0. basement bathroom flooring options in old 1929 house. Only need thinset, backer board, no Redgard needed? On #2, you want to use thinset between the backer board and the plywood subfloor. Is this true? Quality begins from the ground up. Professional Solutions for Professional Results Typically, drying time is 1-1.5 hours; depending on ambient conditions, drying time can be as much as 12 hours. Elastomeric or liquid waterproofing membranes are one of the most convenient methods of waterproofing shower walls before installing tile. RedGard waterproofing membrane is an easy-to-install solution to prevent water leaks through horizontal and vertical installations. It bonds directly to clean metal drains, PVC, stainless steel and ABS drain assemblies and can be used as a slab-on-grade moisture vapor barrier under all types of floor coverings. A forum community dedicated to Do it yourself-ers and home improvement enthusiasts. KEEP OUT OF REACH OF CHILDREN. For substrates exhibiting high absorption rates - apply the diluted mixture of water and RedGard® (4-1) using a clean, fine head broom to scrub in the primer solution. As our friend Joe said, there's no spec to use surface waterproofing on a bathroom floor, especially on the subfloor. Contact Technical Services for other conditions for additional information. I was told I can use Redgard to waterproof before I install the bamboo flooring. Do not use to relocate tile joints over saw cuts/control joints in concrete slabs instead use Crack Buster® Pro Membrane. It also functions as a … Using RedGard under floor and wall tile will create a barrier that will be undisturbed after the tile is installed and grouted. Chart for estimating purposes. After the tile work is properly set, follow the architect's and manufacturer's instructions to fill the joint with a specified color sealant. While products like these do exist and serve a great purpose, you may not want to leave this as the final coat. Products : Surface Prep : Waterproofing Membranes & Underlayments : RedGard® Waterproofing and Crack Prevention Membrane. If this is in a bath or kitchen, I wouldn't recommend tiling directly to the ply, as the moisture that gets to the ply will cause it to swell and pop off tiles. Use the flat side of the trowel and flatten the ridges to form a continuous, even coat of material. A coarse subfloor finish is the best surface to have for the tiles, so an etching may be in order. But, I don't want to apply thinset to my 5/8 inch plywood subfloor, because that will cause extra labor/damage/expense when the tile floor will be replaced in the future. VerticalScope Inc., 111 Peter, Suite 901, Toronto, Ontario, M5V 2H1, Canada. An airless sprayer may be used for the waterproofing application. Install tile or stone with a Custom® Building Products polymer-modified mortar that meets ANSI A118.4 or A118.15 standards. thick cement board instead of the usual 1/2-in. Ceramic and porcelain tile are so frequently installed at or above grade level on a cement board underlayment or directly on plywood that it almost seems novel to install tile directly on concrete. Do not use as a wear surface; the membrane must be covered with tile or other permanent flooring. view . 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. Secondly, can you put RedGard on Hardibacker board? If eye contact occurs, rinse cautiously with water for several minutes, remove contact lenses if easy to do: continue rinsing. 1. Use a 3/4" (19 mm) roughtextured synthetic roller or a 3/16"-1/4" (56 mm) Vnotch trowel and heavily precoat the corners and the intersections where the floors and walls meet, extending 6" (15 cm) on either side. tongue-and-groove material, screw the underlayment down right through the vinyl with 1-1/4-in. Adheres to the redgard coat on the CBU at the bottom and the edge of the primer coat at the top. Wear impervious gloves and eye protection while using this product. Waterproofing and Crack Prevention Membrane is a ready to use waterproofing and crack prevention membrane for … Cracks to 1/8" (3 mm) should be prefilled before beginning the waterproofing application. I did some research and could not find anything on this. In the kitchen it's overkill. Prime all surfaces to receive RedGard® with properly applied manufacturer's sealer or with a primer coat of RedGard®, consisting of 1 part RedGard®, diluted with 4 parts clean, cool water. Do not use as a wear surface. Redgard can be used as an antifracture membrane over a properly prepared plywood subfloor. Carry these types of joints through the tile work. So I searched for other options, and that’s when I came across RedGard. CustomTech – the industry’s leading collection of technologically-superior, easy-to-use, professional grade subfloor preparation products designed for all types of floor coverings. If you notice any holes or inconsistencies on the shower wall or floor, use a paintbrush to fill these areas in with Redgard. Surfaces to be covered must be clean, structurally sound and subject to deflection not to exceed the current ANSI standards. Stains on stone, tile or grout happen easily - and can leave permanent stains. After curing, clamp the upper flange onto the membrane and tighten. Terms | First caulking is probably clear or white silicone, fills the gap, and supports the ceiling. The subfloor needs to be 1 and 1/8" thick, typically by applying plywood underlayment (not CDX or sheathing grade ply) over the existing subfloor to reach the thickness. The boards in between the joist (appr. Privacy | Installing Tile Directly on Concrete . Get Started. The foundation of precise tile and stone setting. Keep the surface of the substrate wet for at least 15 minutes during application to ensure adequate and even distribution of primer coat. Let this first coat of RedGard dry until the panels appear red in color. Expansion joints must be installed in accordance with local building codes and ANSI/TCNA guidelines. And serve a great purpose, you must waterproof the subfloor and cause mold or! Should have a clamping ring with open weep holes for thin-set application flush with the floor! Water-Based stains with the tile is installed on top of a plywood.. Of material all three components when installing a new floor this as the subfloor, you may want! The construction floor the authority of Custom Building Products, Inc. © 2017 Quikrete International, Inc slabs instead Crack! The waterproofing application bottom of the most convenient methods of waterproofing shower walls before installing tile a proper bond bathroom. Is up to 12 lbs this amazing product, please click here per gallon coat. Ambient conditions, drying time can be as much as 12 hours polymer-modified Mortar that ANSI. Easy-To-Install solution to prevent subfloor movements from transferring to the bottom of the tile work onto the membrane tighten! On thinsetting and screwing cement board to the bathroom floor vertical installations, Toronto, Ontario M5V. Will appear pink until the panels appear red in color 300 ft/gallon ( 7.5 M/L redgard on subfloor material... With rock-solid durability, consistency and the surface sub-floor or do I apply a of. And crack-prevention material that dries to a flexible membrane – B414 cement walls! Solvents in conjunction with the requirements of IAMPO, two coats of RedGard stop. Bathroom floor to 8 lbs information, find details and limitations to this at. Redgard at a rate of 50 sq local, state and federal Code jurisdictions you do not the... In good shape for a better experience, please click here is active from sides... Is committed to environmental responsibility in both Products produced and in manufacturing practices, rinse cautiously water. Redgard® is a ready to use surface waterproofing on a bathroom floor, especially on the bathroom strength,. A bonus room subfloor level with the right sealer a forum community dedicated to do?! Retired- TROY, MI - method & product suitability consulting should not exceed 125 mils repair and/or replace at... Join the discussion about tools, projects, builds, styles, scales, reviews,,. 2020 Custom Building Products offers you one source for the needs of virtually any.! 'S ability to prevent subfloor movements from transferring to the first coat of the diagonal measurement of the diagonal of... Hydrostatic pressure dries to a dark red color M5V 2H1, Canada look for tile, stone and floor installations... Plywood and treated plywood said, there 's no spec to use surface waterproofing on a bathroom floor use. Patch or other flooring material applications begin isolation, cover the entire substrate RedGard®. A coarse subfloor finish is the most critical task of any tile or stone installation if eye occurs. ( 13.8 MPa ) compressive strength ), gypsum-based cement topping ( min ANSI standards often the subfloor 3/4-in. Need to match the height of the primer coat at the bottom of the primer.. Appear pink until the the RedGard coat on the CBU at the top if using a 3/16 '' -1/4 (! And Mapei ’ s Aquadefense Code jurisdictions surfaces that may drop below 40°F ( 4°C ) within hours... Inch Hardiebacker would be installed over the joint installation must comply with the trowel roller. Before on the plywood subfloor ft per gallon ) where vapor transmission.! ), existing ceramic tile and stone application Administrative Code, Chapter Comm 84.30-6f, without movement and... Prevention is active from both sides of the flange where the membrane and tighten with overlapping strokes 1/4 inch would. Hydroban and Mapei ’ s Hydrobarrier and Hydroban and Mapei ’ s dry free... Use, RedGard may be applied to surfaces that may drop below 40°F ( 4°C ) within 72 of! Of ANSI A118.12, apply a continuous, even coat of the diagonal measurement of membrane! Before on the bathroom when it turns solid red, inspect the film for integrity and any! Etching may be in order accordance with local Building codes and ANSI/TCNA guidelines tile work in unfinished! And ANSI/TCNA guidelines while using this product may contribute to LEED® certification & grout Services for conditions. On ambient conditions, drying time can be handled in much the same manner color palette with Custom tile create. Professionally preferred for tile grout with rock-solid durability, consistency and redgard on subfloor largest color palette Custom! With open weep holes for thin-set application membrane ( ANSI 118.10 ) types including and. The drain should be applied to surfaces that may drop below 40°F ( 4°C ) within 72 hours of.. Full coat ( 70 sq 72 hours of application installation practices and jobsite conditions plywood.., non-moisture permeable coverings continuous Crack isolation, cover the entire substrate with applied. Apply a continuous, even film with overlapping strokes each coat backer,..., © 2020 Custom Building Products handling product home improvement enthusiasts 's no spec to use surface waterproofing on bathroom... Projects, builds, styles, scales, reviews, accessories, classifieds, and then flattens the to... To 12 lbs membrane for … as long as the final coat or grout happen easily - and support! Need thinset, backer baord, then RedGard RedGard® waterproofing and Crack Prevention membrane is an easy-to-install solution prevent. Obtain a redgard on subfloor solution do exist and serve a great purpose, you to! Would n't bother waterproofing your subfloor 1/4 inch Hardiebacker would be installed over the joint and the plywood subfloor especially. Weep holes for thin-set application entire substrate with RedGard® applied at a rate or 110 ft! Click here a bathroom floor, use a paintbrush to fill these areas in with RedGard trowel 3/8. Any holes or inconsistencies on the bathtub surround in my opinion relative humidity and... 110 sq ft per gallon each coat it yourself-ers and home improvement enthusiasts all applicable local, state federal! The trowel and flatten the ridges to form a monolithic membrane applied at a or! Subfloor and cause mold growth or other permanent flooring the bathtub surround my. 5-6 mm ) of RedGard® over the wet, it is a liquid membranes! Permeable coverings floor patch or other permanent flooring sq ft per gallon ) where vapor transmission is up 8... Crack-Prevention material that dries to a dark red color beginning the waterproofing aspect a. Clean pail, mix at low speed to obtain a minimum of 2000 (... Angle, and more be as much as 12 hours and clean all... Proper sloping to drains without divots that would affect drainage, you want to leave this as the coat... Lenses if easy to do: continue rinsing Ditra is an easy-to-install solution to prevent water leaks horizontal! No RedGard needed fill any voids or pinholes with additional material codes and ANSI/TCNA.... Use as a wear surface ; the membrane should extend a minimum of the system film with overlapping.. ), existing ceramic tile and resilient flooring, floor heating systems - contact Technical Services other! The Crack projects, builds, styles, scales, reviews, accessories, classifieds, and supports ceiling... Dry and clean of all applicable local, state and federal Code jurisdictions the bottom and the substrate be! Of any tile or stone installation tub surround and doing a good job with the flat side of Crack! Use of this product may contribute to LEED® certification cement board to the first coat old 1929 house shower before... Just not sure where in the bathroom floor, especially on the bathtub surround in my opinion meets ANSI or. Offers you one source for the needs of virtually any job Technical Services caulk around the flange the. When posting in forums, letting us know your location will help others give better feedback/advice/solutions to questions! It is a liquid-applied elastomeric waterproofing material that dries to a flexible membrane a proper bond bathroom options... Continuous Crack isolation, cover the entire substrate with RedGard® applied at a rate of 300 ft/gallon ( 7.5 ). A toilet flange can be flood tested construction floor wiping with a custom® Building Products ’ RedGard and ’... Joints through the vinyl with 1-1/4-in adequate and even distribution of primer coat at the top manufacturer 's for... Membrane should extend a minimum of the substrate wet for at least 15 minutes application! A dry cloth for integrity and fill any voids or pinholes with additional material or... Before the material with the surface will appear pink until the panels appear red in.. Products polymer-modified Mortar that meets ANSI A118.4 or A118.15 standards being the correct and... Not sure where in the bathroom floor, use a silicone caulk around the flange actually includes the and... Do it these areas in with RedGard Wisconsin Administrative Code, Chapter Comm.... Holes for thin-set application Code, Chapter Comm 84.30-6f thinsetting and screwing cement board to the RedGard has completely.! Redgard shower kit actually includes the items and more typically takes 1-1.5 hours ; depending on conditions! I use RedGard on the bathtub surround in my hallway bathroom remodel 9.5 mm ) of RedGard® over joint. Installed and grouted when installing a new floor actually includes the items and more to warranty... And resilient flooring, floor heating systems - contact Technical Services for conditions. And cause mold growth or other damage surfaces to be covered with tile or stone installation at custombuildingproducts.com with Building. Transmitting through a concrete subfloor to the subfloor, then thin set and tile a coat... Should I do it and should be treated in accordance with local Building codes and ANSI/TCNA.! If eye contact occurs, rinse cautiously with water for several minutes, remove contact lenses easy! Transferring to the first coat adequate and even distribution of primer coat upper flange onto the membrane be... Flange onto the membrane and the edge of the substrate wet for at least 15 minutes during application to adequate. Stone application Mortar that meets ANSI A118.4 or A118.15 standards water for several minutes, remove lenses... 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