Apply enough thin-set to cover an area that is about 3 feet by 3 feet square. ... Seal and secure your tile floor or wall with our selection of grouting products. According to Red Guard, you need to prime the cement board with basically a diluted version of the Red Guard. Allow the thin-set to set up for 5 to 10 minutes. 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. That is ,dried adhesive with trowel marks on the subfloor and no glue on board. Going to paint on a Mapei primer for putting tile over tile. After the tile work is properly set, follow the architect's and manufacturer's instructions to … redgaurd and mastic over it. still soft after 4-5 days. Move the mixed thinset from the mixing bucket to the RedGard membrane, using a margin trowel. 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. 3) Areas where the wood has stuck to the redgard and the redgard has come off the floor5%. Click to see full answer. It bonds directly to clean metal, PVC, stainless steel and ABS drain assemblies. Can a liquid waterproofing membrane (such as Mapei AquaDefense, Mapei HPG, or RedGuard) be used under vinyl peel and stick flooring? Use a flat edged trowel to screed a layer over the floor before combing it out. The membrane material is also installed. One or the other, but the surface membrane is much preferred. Installing tile over a wood subfloor is a lot easier today than it was when I started my remodeling career. 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. Yes, since you already have it there just sand it down and apply redgard over it. however, redguard ,skim coat of thinset and mastic was fine. Use a roller extension pole to help you cover hard to reach areas is needed. Moisten porous surfaces with a water spray bottle before applying RedGard to the surface. Visual inspection of this area shows 1):lack of glue transfer from floor to wood 5%. Allow the thin-set to set up for 5 to 10 minutes. Apply a minimum 3/64" (1.2 mm) of RedGard® over the joint and the substrate, following the instructions provided previously. Have tried this myself. Apply additional adhesive with notch side of trowel held at a 45° angle to the surface, combing in one direction. No, you absolutely CAN NOT use tile adhesive (mastic) over the redgard – it will never fully cure. Install the tile work onto the membrane, but do not bridge the joint. The color will turn from pink to a solid red sheet with no pink spots when it is fully dry. This finished tile floor is installed over a plywood and cement backer board subfloor. Drywall (sheetrock) falls apart when it gets wet. ↩ Spread the thin-set with a notched tiling trowel with notches sized appropriately for the size of the tile being installed. Water damage prevention is active from both sides of the RedGard membrane. When RedGard is wet, it is a hot, fluorescent pink color. JavaScript is disabled. Allow the RedGard membrane to cure for 1 to 1 1/2 hours. 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. Unfortunately I discovered about a 6" diameter dip about 1/8" deep in front of the drain where water pools. For ceramic tile over a waterproofing membrane, use regular modified thinset mortar (large format adhesive for tiles over 15"). 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. Can you tile directly over redguard? Pre-coat corners heavily and lay fiberglass mesh tape that is 6 inches wide into the wet RedGard to reinforce the transition. She has been writing for various websites since March of 2009. Add water to dry-mix grout and mix the grout up so it is the consistency of peanut butter. Step 1. they use it everywhere including showers. Thinset tile mortar has a smooth, slippery consistency, similar to mud. You're not supposed to apply a vapor barrier or retarder over the stud and also apply a surface membrane. Thinset is your go-to tile mortar for most indoor and outdoor applications. Also Know, can you tile over waterproof membrane? Using flat side of trowel, apply skim coat of adhesive with appropriate size trowel. Also question is, how long do you let Thinset dry before applying RedGard? 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. Home Hardware's got you covered. 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. 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. please advise. Does anyone have experience installing vinyl glue-down tile over Redguard? Large format tiles like a large format trowel. 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. Allow the grout to dry for 15 minutes. VerticalScope Inc., 111 Peter, Suite 901, Toronto, Ontario, M5V 2H1, Canada. 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. Kelly Nuttall is a student at Utah Valley University in Orem, Utah. what should i do now? what will happen if i leave it as it is now? Secondly, does tile stick to Redgard? Let me know if you have any additional questions, Also, can the same thinset be used for floor tile in the same bathroom? It is most important that you wait for the color of the product to turn completely red as ambient conditions will make the dry time vary. Press tile firmly into place in a perpendicular motion across ridges, moving back and forth. Wipe the grout haze off of the tiles with a damp sponge. Looking for Adhesives & Grout? While some types of tile and adhesive have been used for years and remain on the market, new products have been introduced that can lead to some confusion among do-it-yourself installers. You''ll be fine with thinset over Redguard on walls. RedGard can also be used as a crack prevention membrane. I have looked at both datasheets (Redguard and s288) and don't see anything really conclusive. 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. Putting a product like this in … Drywall Shower Walls. You'll get a decent bond but your porcelain tiles will not bond as well. hi, yesterday, i made a DIY mistake. Since thinset tile mortar has … Easily applied with roller, trowel or sprayer producing a continuous moisture barrier with outstanding adhesion. Introducing the latest addition to the RedGard family of products. Thanks, Bob Hunker may earn compensation through affiliate links in this story. Yes, the modified thin set will bond well to Redgard and will cure just fine. It is also heatproof, so it won't lose its grip in hot environments. I am going to use marble mosaic pinwheel tile in 12″ x 12″ mats. Looking for a rec for the best thinset to use in over Redgard waterproofer on a bath surround install. i was tiling a smaill area over bath, i used adhesive instead of grout on gaps between ceramic tiles. 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 Allow the grout to cure for 72 hours before applying grout sealer. Remix the thin-set without adding more water to smooth the mixture again. When it dries, it is a solid, dark red, so you know when it is time to apply thin-set mortar and tiles. RedGard SpeedCoat is a ready-to-use, water proofing membrane for both commercial and residential ceramic and natural stone tile installations. when all else fails - read the instructions! Failure to do so can lead to problems with the adhesive you have now, since it isn't rated to go over the RedGard. Helping You to Do It Yourself! 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. This adhesive is used for interior applications only. Thinset tile mortar provides a very strong bond and is resistant to moisture and mold growth. Using RedGard under floor and wall tile will create a barrier that will be undisturbed after the tile is installed and grouted. Come join the discussion about tools, projects, builds, styles, scales, reviews, accessories, classifieds, and more! dried like mastic on cbd. Professional, ready-to-use tile adhesive. Roll RedGard onto the substrate with a 3/4-inch nap roller cover and a roller frame. gc's are using a sound contol in the walls that is dampened with water and sprayed into the wall cavity. Also use a notched trowel. She is set to graduate in the spring of 2011 with her bachelor's degree in technical communications. 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. Use powdered thinset that you mix with water. 2): Areas where the redguard is intact on the subfloor and the wood has come off 90%. To prevent water damage, you must install a waterproof membrane just below the tile bonding mortar as close to the tile as possible. You''ll be fine with thinset over Redguard on walls. For a better experience, please enable JavaScript in your browser before proceeding. 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. You''ll be fine with thinset over Redguard on walls. i realized this was a mistake. Now you know not to take advice only from nice people wearing vests, regardless the color. 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. 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. Tile adhesives and the types of tile being installed have undergone many changes over the years. Traditional versions are cement-based powders that are mixed with water prior to application. RedGard waterproofing membrane is an easy-to-install solution to prevent water leaks through horizontal and vertical installations. Hereof, how long does RedGard need to dry before tiling? thank you for help. I plan on dry laying them out. Poly vapor barrier is only over the studs - not the entire wall. Do the same for gaps and cracks that are 1/8 inch and wider. Do not use unmodified over Redgard. Clean tools and hands with water before the RedGard dries. Can you tile directly over redguard? TILE GUY - retired- TROY, MI - Method & Product suitability consulting. Use the mortar above or similar bagged mortar and mix with water to give yourself a much sturdier and professional tile installation. A forum community dedicated to Do it yourself-ers and home improvement enthusiasts. NEW RedGard Uncoupling Mat -- from Custom Building Products. Substrate is 1/2" hardibacker and tile will be a standard white subway with grey grout. 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. Remix the thin-set without adding more water to smooth the mixture again. You should also read directions carefully and follow. I assume that using some sort of modified thinset is the answer, but which brand? I installed a pre-sloped 32"x60" foam shower base with offset drain. There are only two schools of thought as to whether you should install a pre-slope in your shower pan. This tool is gold for mixing small batches of material, scooping it from the bucket, and for spreading it around on the floor. Set the tile into the thin-set while it is still wet. Smooth the grout lines with a corner of the grout sponge. Now however I am concerned that the Armstrong S288 Adhesive may not be compatible with the Redguard. 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