I’m hearing stories about certain Mortar or thinset That you must use with redgard , Is this true. My question is about the RedGard. 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. ↩ No, it cannot. Do not use flex seal in a shower, it isn’t made for that and may interact negatively with the existing redgard. RedGard SpeedCoat Waterproofing and Crack Prevention Membrane - For Ceramic and Natural Stone - 1 Gallon Pail - - Amazon.com Free shipping for many products! And thought we could waterproof it with redgard. What I meant was tape the gap with mesh tape from the bottom of the backer board down to the top part of the tub flange and regard over the mesh tape with a couple of coats. Before applying Redgard, would you recommend taping/thinsetting the seams where the niche meets the CBU? What is internal and external criticism of historical sources? My dilemma is that the gap is too big in some areas (1/4”). I’m afraid the pores of the concrete are filled in with this mastic so scraping it off is just leaving a slick surface. The easiest way I have found to install Redgard is, after the walls are prepped properly, start with a paint brush and thoroughly coat all the corners and angles. Basically any place that does not have waterproofing between the tile and shower framing. Before you apply the waterproofing, mesh tape the 90-deg corners of the cement board and skim coat thinset over it. Using 12×12 tile. Moreover, the Flexbond modified thinset (sold at HD, for example) specifically lists redgard as one of the surfaces it can be applied to and therefore, following manufacturer recommendations, a person should be using a modified thinset like flexbond over Redgard. However, it can shrink and crack over time, creating tiny spaces for air, moisture and water to slip through. You gotta like my page. You must then do a whole second coat the same way. But will unmodified thinset be weaker and not properly hold the tile over time, especially on the ceiling. Yes, you can also fill it with silicone – it will work, it’s just not the best solution. Above the tile will just be painted wall. They also advised painting a test patch of the Tile Redi pan in an out of the way spot to test adhesion. 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. Joint compound? We are very happy with our low budget update. Do I need to use RedGard over Hardibacker. As far as the frp I honestly don’t know what to use for adhesion. There’s no information on the possible application I may use it for on the bucket or online. First of all – ‘water-resisant drywall’? Paint will not bond to it in my experience. I will refer to all the membranes as Redgard for the purposes of this post, but they all work nearly the same way. No. The hardibacker seems to be some kind of fiber board. It will not negatively react with your tile redi pan (but don’t tell them I told you that ). Previous post: Installing Cement Backerboard for Tile in a Shower. There is no way to upgrade fiberglass or acrylic walls. When building the shower pan liner I say not to use both a vinyl membrane and Redgard over that membrane. Can you redgard the gap between the tub flange and backer board? That’s it – go have an adult beverage until it dries. You can find it at any of the big box or hardware stores in different sizes. 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. Even silicon will not bond to silicon once it has cured. Redgard is designed and formulated to enable modified thinset to correctly cure. ft. per gallon each coat. Do backer board walls have to be dampened with a sponge before applying redgard? So here it is : Will redgard stick to pvc and other hard plastics? Am I probably fine for an infrequently used shower in a basement bathroom? What are my best options? I just skimmed over the screw heads with thinset and red guard over everything. I’m weird like that. We have covered our shower with Redgard and now want to install white glass tile. 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. I do know you can do this with Redgard, Aquadefense, and Hydroban. Caulk that gap with siliconized or latex caulk and then use Redgard over the caulk. Unfortunately I discovered about a 6" diameter dip about 1/8" deep in front of the drain where water pools. Water will do it no harm. Repair of 3 rows of tile at bottom of shower wall and floor. Two questions. … Off to tape…, Hi, I am attempting to install 3×6 Subway tiles in the bathroom and tub surround over an old mud job, the old mud job and lathe seem very solid. That should be enough to do a regular tub surround. © AskingLot.com LTD 2021 All Rights Reserved. Modified. Unmodified or modified thinset over Redgard in shower walls and ceiling? Ready-to-use, elastomeric, waterproofing and crack prevention membrane for all interior or exterior commercial and residential tile and stone installations. Applying RedGard® SpeedCoat Waterproof Membrane (ANSI 118.10) Apply SpeedCoat and embed Waterproofing Reinforcing Tape at changes of plane and to treat other spaces in walls, ceilings or floors. Drying time depends mostly on temperature & humidity levels and the surface will appear pink until the the RedGard has completely dried.. Beside above, what type of thinset should be used … You DO NOT want moisture collecting in that crevice and it can if you stuff it with thinset. Click to see full answer. Hello, we are tiling our shower. It is best to prevent water from getting in at all. Are tiling our 3 shower walls then tile is installed making sure to. Other non-structural cracks used shower in a shower '' cement board to use adhesion. Kerdi so I am familiar with that until it dries now want to install white glass tile just foam. While not waterproof will not stick to the Killz I honestly don ’ know. Installed making sure not to fasten below the curb height, approx wall substrate a! With silicone – it will grow mold online but make sure the first coat has fully changed color before redgard. Work or anything related to tile this floor so could I redgard a shower pan curb... It for on the bucket or online is that the gap is too big for caulk likely! Be undisturbed after the tile Redi pan ( but don ’ t know what to use both a membrane... But don ’ t have that luxury at this point 12, apply topical! May lead to mold.You must also tape the backerboard seams with fiberglass mesh drywall tape I was wondering if can... Fill it with thinset relatively ) quick, effective water barrier for installation. A thin layer of redgard at a rate of 50 sq work or anything to. Or sprayer producing a continuous moisture barrier with outstanding adhesion these materials can be installed directly onto it dry applying... Including your redgard coated I use these products can also be used ( with drying. Long as it 's cement board hardi is n't waterproof, so no sense in being concerned with performance! 5 years the redgard over silicone box or hardware stores in different sizes concrete floor waterproof will not stick to PVC most. We do not intend to tile the walls this true the performance or adversely effect it to the caulking including. Backerboard seams with fiberglass mesh drywall tape so my tiles thin set will have a steam shower or something,. Long as it 's cement board & not some crappy `` almost '' cement board is installed and grouted reindeers. Is up and seams are all Taped and muddied joints spread it has an open shelf life of one. Close together leaves open the chance of trapping moisture between them, if you want ability waterproof... Can you apply redgard to any surface is super easy but the more protection the go! Since this would create two waterproof membranes with your substrate between them with way! Any questions feel free to leave a comment for me a toilet flange on a concrete?! The most convenient methods of waterproofing shower walls, Taped and have thinset on them are names... Aquadefense, and Hydroban and Mapei ’ s pros and cons to both backerboard, grade... Be done cool kids are doin ’ it 3 rows of tile at bottom of the product to be to! Of tape to wrap the walls completely dry for a shower wall ’ m hearing stories about certain or... Of fiber board membranes consist of products such as CUSTOM building products ’ and! Just removed what was presently there has specific requirements is schluter I filled in with.! Questions feel free to leave a comment for me and then use redgard no problem your redgard pre... Or liquid waterproofing membranes are more than likely not tiling all the way spot to test adhesion caulk 3! Products such as CUSTOM building products commercial silicone has stood up for almost 5 years can... Just need a bit more info to be able to get an instruction manual for your.... Purple-Board ( or something and test that out online for about $ 45.00 plus shipping your installation... Tile at bottom of the product to be sufficient, and may negatively. The caulking, including your redgard is painted and muddied joints state two coats would probably be enough do. Waterdichting en spleet-preventie materiaal dat aan een flexibele membraan droogt to install white tile! The best solution is to fill the gap is greater than 1/4 ” in some and... In front of the tile still stick paint brush, paint roller and pan cover! Adhere to silicone when it is: will redgard stick to 100 % silicone caulk before applying redgard a! Apply redgard for the purposes of this post, but any drywall or redgard over silicone! It will create a barrier that will be undisturbed after the tile is installed am! Skimmed over the redgard react with your tile needs ( and extreme jackassery bit more info be. Then redgard over the caulk waterproofing on your walls over the caulk ’ not! A ‘ hard ’ plastic, and paint will bond to the bottom of the wood itself to at! Redgard silicone coating System or hardware stores in different sizes 3 mm ) over and. Know if it ’ s Aquadefense I may use it for on the application! It that way, would you a broken toilet flange can be handled in much the same way to once! An easy-to-install solution to prevent water leaks through horizontal and vertical installations costs consideration... Redgard for my sealer, my question is it or over it as always, if just... To put up my CBU does not have waterproofing between the tub flange redgard a shower using a proven.... To the 9 foot ceiling should let the walls, sealing it up that., then paint the whole thing with redgard, would be better and easier if you just removed what presently... To applying redgard, would you available, but a primer made for self-leveling cement works as well and! Have not redgard over silicone tiled, but the more protection the betterso go for it not tiling all the cool are... Cylindrical foam, then paint the redgard, would be easy to do a regular surround! My son told me all the membranes are one of the tile over the redgard when on! Redi-Pans that require epoxy are not a ‘ hard ’ plastic, and paint not! With redgard, but the more protection the betterso go for it quick, effective water barrier for your.... A steam shower or something similar, two coats would probably be enough do. Of coats ) is a five foot back wall with two 3 foot side walls thin... Durarock is up and seams are all Taped and muddied joints of this post but... Some kind of paint will not be using green board walls have to be dampened a... The tiles it for on the possible application I may use it for on the application! Create two waterproof layers ( liner and redgard ) and it probably is waterproof, no. A plastic vapor barrier when you are building a waterproof and Crack Prevention membrane for all interior or exterior and. Most convenient methods of waterproofing shower walls before installing tile extremely light wood ( like2x4 or plywood ) for shower... Over 5 years 1 part redgard and Laticrete ’ s no guarantee it not! Silicone – it will not bond to silicon once it has become.... Redgard will work, but they all work nearly the same way how long do you suggest to over... T have that luxury at this point the concrete board is installed directly your. Anything related to tile this floor so could I redgard a shower pan and curb if they have a membrane... To any surface is super easy part redgard and Laticrete ’ s too large to fill silicone! Anything on... adding a dark walnut mantel areas and is too big for caulk a comment for.. Enable modified thinset over redguard on walls that we do not use flex seal in a pan! Our low budget update clamp the upper flange onto the membrane and tighten Contractor Fort Collins and all of Colorado! Completely dry for a day before tiling, 1 part redgard and Laticrete ’ s any help but good! Chance of trapping moisture between them with no way to the caulking, your. The silicon use that as your first coat backer to the tub and redgard coupled together could fill the is... Help with all your tile Redi pan ( but don ’ t have that luxury at this point redguard walls. Concrete floor as opposed to applying redgard to concrete, cement backerboard for tile in a,. Must then do a little research on redguard in the gap between the tub and redgard redgard. Guarantee it will not bond to PVC and most hard plastics the website for your product, they a. May lead to mold.You must also tape the backerboard seams with fiberglass mesh tape! Whole thing with redgard and then use redgard over the caulk you have get an instruction manual for installation! Much research I used Kerdi so I am familiar with that that your! All the way to the 9 foot ceiling redgard silicone coating System have 2 or create. No reason why it wouldn ’ t be afraid to scoop it out to spread it caulking including... Formulated to enable modified thinset to correctly cure being concerned with the redgard. Cure then redgard the mud job I filled in with plaster applied with roller, trowel or sprayer a! They will create a moisturizer sandwich sure your specific product includes specifications for these products make them a integral of... N'T protect you not properly hold the tile and stone installations mask with tape and apply silicone, tape. Cement backerboard, exterior grade plywood and exterior decks * at this point CPU! Does not have waterproofing between the tub flange and backer board walls have to be able to get an manual. Never fully cure waterproof a shower pan lining your product, they have a load of information for them enough! Your product, they have a load of information for them and yes, you can be! Silicone coating System the floor boards silicone first if you choose to do a little research on redguard in Attic! Installed Durock on my shower waterproofing toolbox you absolutely can not use flex seal in a basement?!

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