still soft after 4-5 days. Move the mixed thinset from the mixing bucket to the RedGard membrane, using a margin trowel. Failure to do so can lead to problems with the adhesive you have now, since it isn't rated to go over the RedGard. ... Seal and secure your tile floor or wall with our selection of grouting products. Wipe the grout haze off of the tiles with a damp sponge. I installed a pre-sloped 32"x60" foam shower base with offset drain. 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. Secondly, does tile stick to Redgard? now this is just a giant sponge waiting for a leak. When it dries, it is a solid, dark red, so you know when it is time to apply thin-set mortar and tiles. Helping You to Do It Yourself! Installing tile over a wood subfloor is a lot easier today than it was when I started my remodeling career. I assume that using some sort of modified thinset is the answer, but which brand? 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. Going to paint on a Mapei primer for putting tile over tile. Let this first coat of RedGard dry until the panels appear red in … Using RedGard under floor and wall tile will create a barrier that will be undisturbed after the tile is installed and grouted. Remix the thin-set without adding more water to smooth the mixture again. RedGard Waterproofing and Crack Prevention Membrane - Gallon Ready-to-use, elastomeric, waterproofing and crack prevention membrane for all interior or exterior commercial and residential tile and stone installations. You''ll be fine with thinset over Redguard on walls. Professional, ready-to-use tile adhesive. TILE GUY - retired- TROY, MI - Method & Product suitability consulting. Whether you're replacing old grout or working on a new tiling project, you'll want to use the right grout for the job. Contrary to popular belief, ceramic tile and grout, by themselves are not waterproof. Set the tile into the thin-set while it is still wet. Hunker may earn compensation through affiliate links in this story. 2): Areas where the redguard is intact on the subfloor and the wood has come off 90%. Does anyone have experience installing vinyl glue-down tile over Redguard? She has been writing for various websites since March of 2009. Putting a product like this in … Large format tiles like a large format trowel. Wanting to install these tiles in a basement, but I'm not too keen on the idea of laying a vinyl sheet floor prior to installing the peel and stick, nor am I wanting to utilize a secondary adhesive. Unfortunately I discovered about a 6" diameter dip about 1/8" deep in front of the drain where water pools. It bonds directly to clean metal, PVC, stainless steel and ABS drain assemblies. It's recommended for waterproofing niches, shelves, and entire shower walls when tar paper or poly are not used as a vapor barrier behind the CBU. Moisten porous surfaces with a water spray bottle before applying RedGard to the surface. Spread the thin-set with a notched tiling trowel with notches sized appropriately for the size of the tile being installed. A forum community dedicated to Do it yourself-ers and home improvement enthusiasts. She is set to graduate in the spring of 2011 with her bachelor's degree in technical communications. JavaScript is disabled. Tile adhesives and the types of tile being installed have undergone many changes over the years. I have looked at both datasheets (Redguard and s288) and don't see anything really conclusive. It's recommended for waterproofing niches, shelves, and entire shower walls when tar paper or poly are not used as a vapor barrier behind the CBU. Suited for interior substrates, RedGard SpeedCoat creates a continuous waterproofing barrier with outstanding adhesion. ↩ To prevent water damage, you must install a waterproof membrane just below the tile bonding mortar as close to the tile as possible. stapled the one side of studs with poly vapor barrier. i realized this was a mistake. Grout sealer helps fill in the spaces between tiles. Yes, since you already have it there just sand it down and apply redgard over it. thank you for help. Now you know not to take advice only from nice people wearing vests, regardless the color. I plan on dry laying them out. redgaurd and mastic over it. please advise. Thinset is your go-to tile mortar for most indoor and outdoor applications. Place the mixed grout directly on the tile and spread the grout over the tile, forcing the grout into the grout lines with a rubber grout float. Thanks, Bob Introducing the latest addition to the RedGard family of products. Home Hardware's got you covered. Use the mortar above or similar bagged mortar and mix with water to give yourself a much sturdier and professional tile installation. Press tile firmly into place in a perpendicular motion across ridges, moving back and forth. For ceramic tile over a waterproofing membrane, use regular modified thinset mortar (large format adhesive for tiles over 15"). The first is the belief that a pre-slope is not needed since the top layer of mortar mix will be sloped and the tile adhesive, grout, and tile will deter any significant amount of water from absorbing down to the flat water resistant barrier. when all else fails - read the instructions! One or the other, but the surface membrane is much preferred. Apply enough thin-set to cover an area that is about 3 feet by 3 feet square. Have tried this myself. VerticalScope Inc., 111 Peter, Suite 901, Toronto, Ontario, M5V 2H1, Canada. Use a roller extension pole to help you cover hard to reach areas is needed. You should also read directions carefully and follow. Also use a notched trowel. Once the tile is set, do not touch, move, or walk on the tile for 24 hours to allow the thin-set to cure undisturbed. Since thinset tile mortar has … This adhesive is used for interior applications only. By creating an account you agree to the Hunker, Custom Building Products: RedGard Waterproofing and Crack Prevention Membrane Data Sheet, Custom Building Products: FlexBond Fortified Thin-Set Mortar. Do not use unmodified over Redgard. Visual inspection of this area shows 1):lack of glue transfer from floor to wood 5%. When RedGard is wet, it is a hot, fluorescent pink color. Drywall Shower Walls. Let me know if you have any additional questions, Now however I am concerned that the Armstrong S288 Adhesive may not be compatible with the Redguard. hi, yesterday, i made a DIY mistake. It's recommended for waterproofing niches, shelves, and entire shower walls when tar paper or poly are not used as a vapor barrier behind the CBU. Easily applied with roller, trowel or sprayer producing a continuous moisture barrier with outstanding adhesion. Also, can the same thinset be used for floor tile in the same bathroom? The membrane material is also installed. Allow the grout to dry for 15 minutes. Use powdered thinset that you mix with water. You''ll be fine with thinset over Redguard on walls. Step 1. You'll get a decent bond but your porcelain tiles will not bond as well. dried like mastic on cbd. Substrate is 1/2" hardibacker and tile will be a standard white subway with grey grout. Professional Tile Adhesive Type 1 is a professional-grade, traditional, nonflammable, acrylic adhesive for setting glazed and unglazed ceramic and porcelain tiles on walls, floors and countertops. i was tiling a smaill area over bath, i used adhesive instead of grout on gaps between ceramic tiles. RedGard waterproofing membrane is an easy-to-install solution to prevent water leaks through horizontal and vertical installations. what will happen if i leave it as it is now? gc's are using a sound contol in the walls that is dampened with water and sprayed into the wall cavity. If you are installing porcelain or glass over Redguard, use the unmodified product, as modified won't set between two oxygen-barrier surfaces (although Custom does approve Versabond Flex for porcelain over Redguard Drywall (sheetrock) falls apart when it gets wet. Mix dry mix fortified thinset mortar with water, a 5-gallon bucket, an electric drill and a thin-set mixer until it is the consistency of peanut butter. Now I’ve demoed my floor – removed the ugly big brown tile and Armstrong vinyl underneath that (using a hot iron)(whew) and will tile over the original tile left. The color will turn from pink to a solid red sheet with no pink spots when it is fully dry. Water damage prevention is active from both sides of the RedGard membrane. No matter how firm the subfloor; the plywood will expand and contract at a different rate as the tile, causing cracks to develop in the grout lines or tiles over time. That is ,dried adhesive with trowel marks on the subfloor and no glue on board. For a better experience, please enable JavaScript in your browser before proceeding. This tool is gold for mixing small batches of material, scooping it from the bucket, and for spreading it around on the floor. Allow the RedGard membrane to cure for 1 to 1 1/2 hours. Clean tools and hands with water before the RedGard dries. Hereof, how long does RedGard need to dry before tiling? Kelly Nuttall is a student at Utah Valley University in Orem, Utah. Do the same for gaps and cracks that are 1/8 inch and wider. The reason that I don’t recommend the mesh tape with step one (silicone) is that the silicone will act as a bond breaker to thinset if it’s smeared over the surface. Thinset tile mortar has a smooth, slippery consistency, similar to mud. It is also heatproof, so it won't lose its grip in hot environments. Allow the thin-set to set up for 5 to 10 minutes. RedGard can also be used as a crack prevention membrane. According to Red Guard, you need to prime the cement board with basically a diluted version of the Red Guard. Click to see full answer. I am going to use marble mosaic pinwheel tile in 12″ x 12″ mats. Use a flat edged trowel to screed a layer over the floor before combing it out. Add water to dry-mix grout and mix the grout up so it is the consistency of peanut butter. however, redguard ,skim coat of thinset and mastic was fine. You're not supposed to apply a vapor barrier or retarder over the stud and also apply a surface membrane. We just had a tile disaster (using mastic for large format wall tiles and pulled out the levelers after 3 days only to find the tiles sagging / lipping) and wanted to get all residue of the mastic (Mapei Premium Stone and Tile Premix) off of the Red Guard. Poly vapor barrier is only over the studs - not the entire wall. Roll RedGard onto the substrate with a 3/4-inch nap roller cover and a roller frame. Thinset tile mortar provides a very strong bond and is resistant to moisture and mold growth. This finished tile floor is installed over a plywood and cement backer board subfloor. Remix the thin-set without adding more water to smooth the mixture again. Can a liquid waterproofing membrane (such as Mapei AquaDefense, Mapei HPG, or RedGuard) be used under vinyl peel and stick flooring? Also Know, can you tile over waterproof membrane? Apply a minimum 3/64" (1.2 mm) of RedGard® over the joint and the substrate, following the instructions provided previously. NEW RedGard Uncoupling Mat -- from Custom Building Products. RedGard SpeedCoat is a ready-to-use, water proofing membrane for both commercial and residential ceramic and natural stone tile installations. Can you tile directly over redguard? After the tile work is properly set, follow the architect's and manufacturer's instructions to … Pre-coat corners heavily and lay fiberglass mesh tape that is 6 inches wide into the wet RedGard to reinforce the transition. Install the tile work onto the membrane, but do not bridge the joint. Allow the grout to cure for 72 hours before applying grout sealer. Come join the discussion about tools, projects, builds, styles, scales, reviews, accessories, classifieds, and more! Smooth the grout lines with a corner of the grout sponge. Allow the thin-set to set up for 5 to 10 minutes. 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