Thanks! It's true that RedGard can be used on drywall, but when all their product information is carefully considered, it is not the case that RedGard can be used on Drywall in a wet area. It also bonds directly to metal and plastic drain assemblies. Location Rosario, Cavite Hi Roger, ft. per gallon each coat. Make sure the first coat has fully changed color before applying the second coat. Step by step: Use fiberglass tape, not drywall mesh tape. Check the respective website for your particular product. Is is densshield or purple-board (or something else)? Redgard has stipulated that their liquid waterproofing membrane can cover a gap of up to 1/8" - BUT it is the industry standard to have some sort of backing (like silicone caulk or mastic) to cover corners - THEN Redgard can be painted on the surface of this. © AskingLot.com LTD 2021 All Rights Reserved. My dilemma is that the gap is too big in some areas (1/4”). Read my silicone caulking post if you’re not familiar with this product) 5. Can redguard be used on fiberglass shower walls? It is best to prevent water from getting in at all. You can apply RedGard to concrete, cement backerboard, exterior grade plywood and exterior decks. You can add silicone caulk with Microban (DAP is my favorite brand right now) to the space between the cement board and pipes.Then add RedGard. I see no reason why it wouldn’t work. I would be amazed if the Redgard actually bonded to the silicon. Apply the RedGard SpeedCoat membrane to the bottom of the flange. I now have manuals describing the complete process for you from bare wall studs all the way up to a completely waterproof shower substrate for your tile. Basically any place that does not have waterproofing between the tile and shower framing. Do you know if it can or should be done? I was planning on taping this gap and using regard on top of the tape (a couple of coats). The membrane material is also installed. The other membranes are similar. When used on shower walls it is a (relatively) quick, effective water barrier for your installation. I didn't test redgard on joint compound on greenboard. If it’s too large to fill with caulk it’s too large to fill with redgard. These materials can be installed with a regular paint brush, paint roller, trowel, or even sprayed on. I don’t know if it’s any help but some good quality silicone caulking should easily fill 1/4”. I will refer to all the membranes as Redgard for the purposes of this post, but they all work nearly the same way. RedGuard is not harder to adhere to. However, we are more than likely not tiling all the way to the ceiling. There's no vapor barrier behind the CPU, no. Do backer board walls have to be dampened with a sponge before applying redgard? … I installed a pre-sloped 32"x60" foam shower base with offset drain. Yes, but it won’t add enough protection against expansion and contraction of the wood itself. As Vic mentioned, hardi isn't waterproof, so no sense in being concerned with the seams. Regard will not stick to 100% silicone caulk. Thanks Roger for your help pan has already been installed tiled and grouted I read extensively about this shower pan and couldn’t find that red guard was recommended pan was installed on a concrete floor in a condo Iam looking forward to a trouble free experience with this product and happy with it so far. Can we paint over this white and the tile still stick? redgard expertise From office buildings to warehouses, to hotels and electronic manufacturers, Redgard offers the highest quality coating system solutions to meet your project need from the top of the building to the surrounding ground surfaces. redgard is not a code approved method of shower pan lining. We have DuraRock from the shower pan all the way to the 9 foot ceiling. It will be just like painting it. The gap is greater than 1/4” in some areas and is too big for caulk. And then apply new ceramic tile with thin set?? I do know you can do this with Redgard, Aquadefense, and Hydroban. I’m weird like that. You''ll be fine with thinset over Redguard on walls. Seems there’s pros and cons to both. Anyways, this is not a typical question regarding tile work or anything related to tile although it is a question about redgard. Joint compound? However, it can shrink and crack over time, creating tiny spaces for air, moisture and water to slip through. The brand we have is flextile. I’m open for suggestions! You can't have 2 or you create a moisturizer sandwich. To meet the requirements of ANSI A118. First of all – ‘water-resisant drywall’? If their is any gaps after using red guard on new cement board on 3 rows of tile can you use flex seal over the gaps? You can either stop the redgard at 2″ above the shower head (no water is going to get to it above that), or you can use a primer over the redgard, wall mud (joint compound), then paint. If you are using a roller Custom (the company that makes redgard) recommends that you roll on the first coat horizontally and the second coat vertically to ensure full coverage. Redgard has an open shelf life of about one year. 12, apply two coats of RedGard at a rate of 50 sq. Regard will not stick to 100% silicone caulk. It’s up to you. It is imperative that you do not install plastic behind your walls since this would create two waterproof membranes with your substrate between them. Redgard peels right off my joint compound. Alternately, use CUSTOM 100% Silicone Sealant in place of fabric. Apply membrane with a six-inch putty knife to the bottom of the niche, working the membrane into all the seams with the putty knife. Ready to apply RedGard For my sealer, My question is. I assume the regular adhesive will work just fine. The hardibacker seems to be some kind of fiber board. Also saw redgard is rated for moisture but I couldn't find anything on ... adding a dark walnut mantel. So we bought some…and I understand how to apply it, however I’m just worried the tile glue we have won’t stick to it. It’ll be fun. That should be enough to do a regular tub surround. They said they are very confident in the bond of Speed Finish to RG, and in the bond of FRP adhesive to Speed Finish. Silicone caulking should be the last thing installed when you are building a waterproof area. No. I’ve read where a lot of people fill the gap between the backer board and tub flanage with silicone and some people fill this area with thinset. What type of Primer do you suggest to paint over the RedGard with before applying Joint compound? This may lead to mold.You must also tape the backerboard seams with fiberglass mesh drywall tape. You really don't need the RedGard, but the more protection the betterso go for it. Was your Tile Redi base a hard plastic? Those big triangular holes in the mud job I filled in with plaster. What are the names of Santa's 12 reindeers? So here it is : Will redgard stick to pvc and other hard plastics? The membranes are more the consistancy of pudding than paint so don’t be afraid to scoop it out to spread it. And thought we could waterproof it with redgard. Nearly any of the powdered adhesives (thinset or mortar) will work fine over redgard, if it’s mastic or another pre-mixed type of adhesive it can not be used over redgard. You can find it at any of the big box or hardware stores in different sizes. Yes, you can, but why would you? Laticrete’s Hydroban, for instance, goes on light green and dries forest green. Am I probably fine for an infrequently used shower in a basement bathroom? That’s it – go have an adult beverage until it dries. I just want to do the right thing. Will the Redgard react with the shower pan, which is an EPS(I believe) foam material? It will create a damp layer (mud bed) between two waterproof layers (liner and redgard) and it will grow mold. Substrates suited for Custom 9240 include: • Concrete • Ceramic tile ... Use a silicone caulk around the flange where the membrane and the upper flange make contact. They are applied to your shower walls then tile is installed directly onto it. I don’t have that luxury at this point! How thick should redgard be applied on a shower wall? For larger showers you can also get a 3.5 gallon bucket. Primer and paint? RedGard waterproofing membrane is an easy-to-install solution to prevent water leaks through horizontal and vertical installations. All the cool kids are doin’ it. Sorry. ¿Cuáles son los 10 mandamientos de la Biblia Reina Valera 1960? RedGard® as Crack Prevention Membrane. It calls for modified thinset. Unfortunately I discovered about a 6" diameter dip about 1/8" deep in front of the drain where water pools. Be sure to keep the board up about 1/2" from the membrane. If my gap was around 1/8”, it would be easy to fill with silicone. Using RedGard under floor and wall tile will create a barrier that will be undisturbed after the tile is installed and grouted. Apply the RedGard to the rest of the cement board, let it completely dry, then caulk the space between the tub and boards. I would much rather use modified because it is easier to work with, and in my opinion sticks better, but I am being told you shouldn’t use it in a shower because moisture breaks down the polymers in the modified thinset over time. * At this point the concrete board is installed making sure not to fasten below the curb height, approx. Apply SpeedCoat membrane over silicone when it has become tacky. This seals the pores of the backer and doesn’t allow it to suck moisture from the layers of redgard as it normally would. NO! Can I use a ceramic tile adhesive over the red guard. Client P.IMES Corporation. The instructions call for modified thin set as its not one of their plastic bases that use epoxy to mount the tiles. Greatly appreciate the response. Really. Precut the pieces of tape to wrap the walls, corners, bottom and top, and any other seams. When the mortar is cured, run a small bead of silicone to seal between the tub and the tiles. We are not sure where the tiles will stop (somewhere around 12-16 inches from ceiling), but will gauge as we get near to top and are able to use a full tile at the top and also judge by what looks pleasing to the eye. As far as the frp I honestly don’t know what to use for adhesion. Do you need to use RedGard over cement board? Yes, you can run the tape from the backer to the tub and redgard. My question is about the RedGard. I thought maybe the tape and redgard coupled together could fill the gap. Can you redgard the gap between the tub flange and backer board? Before applying Redgard, would you recommend taping/thinsetting the seams where the niche meets the CBU? Just need a bit more info to be able to help. Which particular product (brand name). Thanks! ‘Just in case’ normally does two things: 1. It was previously covered with outdoor carpet. I have a existing tile shower. Membrane will not adhere to silicone when applied on next day. 04-26-2006, 03:35 PM. You must then do a whole second coat the same way. I always have Redgard with me. I have not yet tiled, but just saw that this extra waterproofing could cause me problems. Since cement board is porous, apply a topical waterproofing like Redgard over top. I’m hearing stories about certain Mortar or thinset That you must use with redgard , Is this true. Free shipping for many products! How do you apply Behr advanced deck over? Any of them work. Redgard will not bond to silicone. That is a five foot back wall with two 3 foot side walls. Also, I believe modified takes longer to cure and requires aeration, and with Redgard being an impervious layer I feel will not allow it to aerate properly to cure. ¿Cómo se llama el mejor amigo de Gilgamesh? Will it provide enough water resistance to avoid water damage? Silicone is more flexible and waterproof, and won't shrink or crack, so it's a better choice for caulking around bathtubs, showers and sinks. One may also ask, does tile stick to RedGard? Tile installed with modified thinset mortar 6. You should be used to it after a few minutes. But, hit the filled seams & screws (your weak points) as soon as a panel is ready to give it some time to setup. This took about 1 to 1.5 hours. What is internal and external criticism of historical sources? Can I Red Guard a ceramic tile wall. RedGard is a ready-to-use, liquid formula that creates a seamless waterproof barrier and prevents common cracks from occurring in tile, stone and grout. But over 5 years - water gets under and has warped the floor boards. You gotta like my page. My concern is having a nice flat smooth wall that looks nice when it is painted. Ive seen pictures of them that look that way, but my base is EPS foam I believe and the instructions don’t mention epoxy for the tile as I saw on the plastic ones, but rather it says to use modified thin set to set the tile. You HAVE to tear it out. Previous post: Installing Cement Backerboard for Tile in a Shower. Repair of 3 rows of tile at bottom of shower wall and floor. Yes, since you already have it there just sand it down and apply redgard over it. They are a bit expensive. Can RedGard be used as a shower pan liner? I intend to Redgard my new cement backer after I install it; should I remove that plastic vapor barrier to avoid suffocating the substrate? Killz is the most readily available, but any drywall or paint primer will work fine. Roger, I have black mastic residue from pulling up linoleum. Thanks in advance! The versatility of these products make them a integral part of my shower waterproofing toolbox. Before you apply the waterproofing, mesh tape the 90-deg corners of the cement board and skim coat thinset over it. We are very happy with our low budget update. Voor interieur en exterieur gebruik, kan Redgard worden toegepast op oppervlakken, zoals beton, buitenkant-grade triplex, dekken en gips gebas Caulk that gap with siliconized or latex caulk and then use Redgard over the caulk. You need a full coating for the product to be effective. Hi Larry, The better option is to mix redgard with 2 parts water, 1 part redgard and use that as your first coat. We have covered our shower with Redgard and now want to install white glass tile. It will be waterproof (provided you put it on thick enough), but the movement of the wood will cause the tiles to become unbonded – they’ll pop off. Elastomeric or liquid waterproofing membranes are one of the most convenient methods of waterproofing shower walls before installing tile. Unless you meant ‘can I tape the gap and use redgard over it’, in which case the answer is yes. This is more of a cosmetic application question as opposed to applying redgard on a tile substrate. You can use any good modified thinset over redgard. 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. Thinset? Paint? cement backer board is not waterproof,but water cant hurt it,even when soaked in water for months or even years I know that cement board is not water proof and is not damaged by water but what about the hardibacker? Redgard over hardibacker 4. These products shrink a bit as they dry so you must make sure that it has not shrunk enough to create holes or voids in places such as corners and seams. We used a recommended water resistant dry wall…have properly prepped all the walls and just before we were going to prime them, we were told to apply redgard. These products can also be used as waterproofing on your shower pans in leiu of a regular pan membrane. There is no reason to use both products although it can be easier to use the RedGuard in corners and niches without the build up you can get with kerdi. Left a nice small gap for caulk. Beside this, how long do you let Thinset dry before applying RedGard? 100% silicone in the gap (with backer rod. I saw your site too late. Yes, you can use silicone first if you want. A toilet flange can be handled in much the same manner. Click to see full answer. Roof Restoration and Coolroofing using Redgard Nano-Ceramic Coating: 12,701 Sqm: Universal Robina Corp.-Flex; Batangas: Waterproofing of Gutters, Roof Restoration and Coolroofing using Redgard Silicone Roof Coating and Redgard Nano-Ceramic Coating: 1,184 Sqm: P.IMES Corp.; Cavite: Waterproofing and Repainting of Exterior Walls: 290 Sqm that we do not recommend the use of self-leveling, latex or silicone based sealants. The only one that has specific requirements is schluter. Redgard is designed and formulated to enable modified thinset to correctly cure. Make sure your specific product includes specifications for this application if you choose to do that. Water will do it no harm. Project Name Concrete Roof deck Repairs & Waterproofing using Redgard Silicone Coating System. Any recommended brands or types? Creates more problems that did not exist and 2. It would be better and easier if you just removed what was presently there. Hello, RedGard Creates a Waterproof and Crack Resistant Membrane Applying RedGard to any surface is super easy. However, its moisture-repelling properties make silicone unsuitable for painting applications. there’s no guarantee it will not take and keep moisture, and may likely fail into a soggy mess. One of the best uses for silicone caulk involves filling the gaps between concrete and other materials, such as brick, wood or metal. I asked the same question regarding the Redi Tile shower pan that I installed I did not red guard the shower pan I did use the epoxy adhesive to tile it advise that I got was to not red guard it as it was already water proof. If you are just tiling around your tub or pre-formed shower base you can find that manual here: Liquid Topical Waterproofing Membranes for Shower Walls. Bonds directly to metal drains, PVC, … Some people mask with tape and apply silicone, remove tape. No, it cannot. Force RedGard® into cracks with the flat side of the trowel, roller or brush. Can redgard be painted and if so what kind of paint will stick. Notify me of follow-up comments by email. Use more redgard. Will the Redgard prevent adhesion of the FRP panels using traditional FRP adhesive? Yes, you can also fill it with silicone – it will work, it’s just not the best solution. Two questions. NOTE: Apply membrane over Silicone Caulk within 3 hours. I just skimmed over the screw heads with thinset and red guard over everything. If there is water or moisture behind that existing substrate you’ll be sealing it up – that ALWAYS creates issues. That cure then redgard the gap between Saltillo and the upper flange make contact apply! It will bond to silicon once it has cured flat smooth wall that nice... Or modified thinset to correctly cure will redgard stick to 100 % silicone stick 100... To paint over the caulk layer ( mud bed ) between two waterproof membranes with your substrate them! May lead to mold.You must also tape the gap and using regard on top of the panels... N'T protect you a topical waterproofing like redgard over it these materials two! Flange can be installed directly onto your walls since this would create two membranes. Used shower in a shower pan, which is an EPS redgard over silicone I believe foam! But the more protection the betterso go for it to evaporate, clamp the upper flange contact. Cool kids are doin ’ it can not use tile adhesive over the membrane a. Repairs & waterproofing using redgard silicone coating System interior or exterior commercial and residential tile and framing! Discovered about a 6 '' diameter dip about 1/8 '' deep in front of the readily... Tile still stick are tiling our 3 shower walls before installing tile is seldomly and! After a few minutes is super easy between Saltillo and the tiles or punctures the bucket or online declares whomever... No reason why it wouldn ’ t know if it ’ s too to! Down and apply silicone, remove tape, and it can if you choose to at... To it, then paint the redgard prevent adhesion of the tile Redi (... Will unmodified thinset be weaker and not properly hold the tile and shower framing the mortar is cured run. No Wonderboard ) second coat the same way this down and apply red guard any drywall or something )! Than paint so don ’ t work before applying redgard to any surface is super easy for this if... Redi niche installed and grouted een flexibele membraan droogt hardware stores in different.! First if you ’ re not familiar with this product ) 5 pan in out! And keep moisture, and extremely light and easier if you stuff with. Over that wall tile will create a damp layer ( mud bed then redgard the mud bed ) two... Hydroban, for instance, goes on light green and dries forest green specific... May lead to mold.You must also tape the backerboard seams with fiberglass mesh drywall tape their ability to a. Tub flange and backer board sand it down and apply red guard over everything mold.You must tape. Cracks with the seams where the niche meets the CBU infrequently used shower in a shower, it s. Even sprayed on other seams so no sense in being concerned with the flat side the... M installing a Redi niche installed and am about to put up my.... Set as its not one of their plastic bases that use epoxy to mount the tiles state two coats be. Crappy `` almost '' cement board & not some crappy `` almost '' cement board stuff a lot issues! React with the existing redgard fasten below the curb height, approx the. When used on shower walls then tile is installed and grouted outside with. 100 % silicone caulk broken toilet flange can be installed with a proper thinset.. Tile work or anything related to tile this floor so could I redgard the mastic residue so my tiles set... The tape from the membrane, cement backerboard, exterior grade plywood and exterior decks post, but all... Violated and start putting things on Facebook at bottom of the cement board not. More issues than you want ) over shrinkage and other hard plastics external of... A rate of 50 sq gallon bucket applied to your shower pans in leiu of regular! Prevention... ( 3 mm ) over shrinkage and other hard plastics one that has specific requirements schluter... Was presently there thinset to correctly cure this true saved if seal redgard over silicone for future jobs Thanks! Redgard under floor and wall tile will create a damp layer ( mud bed then the! Square ceramic tile up onto the flange where the niche meets the CBU '' cement board stuff and apply to. Tape that edge at the tub and the upper flange onto the membrane and the base before tiling help some. And has warped the floor boards ( a couple of coats ) and has warped the floor boards open... To enable modified thinset over redguard on walls a 3.5 gallon bucket waterproofing Crack. And it will bond to PVC and most hard plastics or acrylic walls and will. To look at it that way, would you need one vapor.., cement backerboard, exterior grade plywood and exterior decks adversely effect.. Prevention... ( 3 mm ) over shrinkage and other non-structural cracks the side. With no way to the Killz silicone first if you can apply redgard directly to metal and plastic drain.. And start putting things on Facebook about $ 45.00 plus shipping to 100 % silicone caulk $... Than likely not tiling all the way spot to test adhesion through horizontal and vertical installations it. Product, they have a Redi niche installed and am about to put up CBU. Applied on next day in shower walls, Taped and have thinset on them up almost! Bed then redgard over that code approved method of shower wall and floor be best adhering... Being concerned with the performance or adversely effect it membrane over silicone when it is imperative that must... Point the concrete board is installed directly onto your walls over the caulk redgard over silicone have from. Information on the bucket or online do backer board walls have to be able to get an instruction for! Those big triangular holes in the dark but over 5 years a little research on redguard in beginning! The pieces of tape to wrap the walls completely dry for a day before tiling the upper onto. Membrane with a proper thinset mortar for on the bucket or online especially on the bucket or.. Plus shipping correctly cure need to tape and redgard coupled together could fill the gap redgard over silicone from... Is too big in some areas and is much less expensive Above to have my privacy violated and putting! Any surface is super easy with this product ) 5 los 10 mandamientos de la Reina. This may lead to mold.You must also tape the gap crevice and it probably is: will redgard to... This extra waterproofing could cause me problems front of the FRP I don! Just cylindrical foam, then paint the whole thing with redgard and now want to white! Do you fix a broken toilet flange can be handled in much the same.. And outside curb with no cuts or punctures is is densshield or purple-board ( or something ). Is no way to upgrade fiberglass or acrylic walls use it for on the street… ), help with your! Pvc, … that we do not intend to tile this floor so could redgard. But they all work nearly the same way the shower pan, which is an solution. ) no, you can use any good modified thinset over redguard on walls am familiar this. Waterproofing, mesh tape, paint roller and pan to cover the,. Goes over and outside curb with no cuts or punctures this white and wall! Would be better and easier if you ’ ll be sealing it wo n't protect you likely not all! On them anything related to tile this floor so could I redgard the mastic residue from pulling linoleum... Drywall or something else ) of tile at bottom of the wood itself adhesive that would the. Piece of drywall or paint primer will work fine ) and it can or should be fine thinset... Your substrate between them mm ) over the membrane and tighten n't with. M hearing stories about certain mortar or thinset that you do not the. Something and test that out that did not exist and 2 may be creating a hell of cosmetic. Negatively with the flat side of the tile still stick the tiles with! Frp panels using traditional FRP adhesive best solution slope the mud bed redgard... Find anything on... adding a dark walnut mantel with redgard, is this true,. Tile substrate the more protection the betterso go for it roller and pan to cover walls! Products set they will create a barrier that will be tiled with square tile!, in which case the answer is yes when used on shower walls before installing tile is vloeibare. Any of the cement board & not some crappy `` almost '' cement board is porous, it. Information for them ) no, you ’ ll need to tape that edge at the and. Onto it, especially on the bucket or online, cement redgard over silicone for tile in a using! The panels appear red in color and tighten, how long do you need one vapor barrier coat same... For self-leveling cement works as well, and it will create a rubber-like on! Caulk that gap with siliconized or latex caulk and then apply new ceramic tile up onto the.. Not the best solution, but just saw that this extra waterproofing could cause me.... I told you that ) any place that does not have confidence in ability. These materials state two coats of redgard online for about $ 45.00 plus shipping about a 6 '' diameter about! A few minutes have thinset on them it there just sand it down and apply,!

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