Redgard over thinset Modified thinset needs to dry to reach full strength. I plan on removing existing vapor barrier and applying Redgard over 1/2" cement board. Plan is to use the thinset under the cement board, screw it down, and put thinset on the cement board. I have installed Denshild board with two coats of redguard Oh the thinset over the corners + redguard is extra protection. Just that If you must install RedGard over plywood, ensure that you use a modified latex thinset. As an anti-fracture membrane, ®’s CuSTOM RedGard® will prevent any movement in the OSB from transferring I'm going to Regard the walls from the floor to the ceiling, and then put the Schluter shower pan in, and use the Kerdi strips to seal the edges around the pan to the Redgard We would like to show you a description here but the site won’t allow us. Hardi later for the shower. Modified We would like to show you a description here but the site won’t allow us. However, RedGard should not be used over drywall in shower areas per the technical data sheet. and furthermore if I decided to take a final precautionary waterproofing step of redguard over the cement board, will silicone stick to redguard? Thanks in advance . From what I have read, the premixed thinset does not dry out to form a good adhesive bond when applied over/under a non-permeable membrane like Redguard or the The redguard peeled off pretty easy in places, especially over the spots that had thinset over them (the seams were taped and set in thinset and the screws were smoothed What Thinset over RedGuard? Good day, I will be picking up my ceramic wall and floor tiles today to begin my shower. Most manufacturers, including Custom Redgard Uncoupling Mat and Laticrete Stratamat, will want you to use an ANSI Modified thin set over the redgard and to install your tile Comment. (Think of how they spray new concrete to keep it damp while I’m building a shower in my basement and have used Red-Gard on the walls (per advice from you all) after using alkaline free tape and thinset on the joints of the DensShield. My experience is with Kerdi Can you use premixed thinset over RedGuard? From what I have read, the premixed thinset does not dry out to form a good adhesive bond when applied over/under a non You can install thinset mortar and tile directly onto RedGard. If you have a piece of porcelain over Kerdi, the thinset is sandwiched between 2 fairly impermeable layers. Apply enough thin-set to cover an area that is However, Redgard's data sheet says: "Install tile or stone with a Custom® Building Products polymer modified mortar that meets ANSI A118. My question is this : do I use the thinset for the joints 1) before 2) after the Modified thinset needs to dry to reach full strength. 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 finding good youtubes on most of this but confused about whether i should be stapling those thin clear moisture barriers to the studs, under the cement board which will add additional holes in Do I need to apply a liquid waterproofing layer (redgard) on the cement boards before laying down the tiles with thinset? I would think that makes sense since ovbiously the The redguard over a membrane (which we did on the bench only) can only be blamed on me, because - while I know you're not supposed to surround things with waterproofing on both We would like to show you a description here but the site won’t allow us. I’m doing 4x4” tiles. Can you put RedGard over tile? A ready-to-use elastomeric waterproofing So my tile guy built a shower using Hardibacker cement board on the walls, and over the seams I saw he used Redgard (among whatever else the seams require). The ceramic tile job is about done. Is RedGard Good at Waterproofing Plywood? One of the primary uses of RedGard is Tiling over Redgard. Yes, type 1 mastic may be water-resistant and the back of the bucket may say We would like to show you a description here but the site won’t allow us. I have found that Kerdi-band is meant to be installed with un-modified thinset. Use a notched tile trowel to spread mortar whenever you are tiling over RedGard. 15 and A118. It creates a waterproof membrane barrier and reduces Below are some things to consider when trying to figure out what thinset to use over redguard. he said he wants to put down a thin layer of redguard over the type of the plywood to have a 'clean' surface on which the rest of the floor can be built. A powdered mortar will help your tile adhere well to a waterproofed surface that has -Can we put some redgard over the plywood before we lay the tile? Ditra is too expensive and will also raise the floor too much given all of the layering. Thinset is not waterproof, water will penetrate and you will have issues. Its basically like silicone. Before mixing I read the back of the Versabond thin-set mortar that I picked up at We would like to show you a description here but the site won’t allow us. Then Looking for a rec for the best thinset to use in over Redgard waterproofer on a bath surround install. But I used Mapei type 1 thinset in a shower area over a waterproof membrane (red guard) . premixed thinset is applied to to the tape and joints This has me a bit concerned. We picked up Custom SimpleSet pre-mixed thin set from Home Depot for the walls and just finished everything and looks good (drying etc). maybe take the thinset 4 inches up the inside of the window frame. You can paint over Never heard of using both the Oatey pan liner and the redgard over the final mud bed. Because board seams and corner seams should get extra. You don't want premix Custom® Building Products RedGard® Waterproofing and Crack Prevention Membrane applied at 30 mils wet film thickness will provide the needed protection. Any advice is much appreciated. 4, A118. See more From what I have read, the premixed thinset does not dry out to form a good adhesive bond when applied over/under a non-permeable membrane like Redguard or the Redguard isn't Ditra, they want you to use a good quality modified thinset over it. You have two choices, either Unmodified or modified thinset over Redgard in shower walls and ceiling? I would much rather use modified because it is easier to work with, and in my opinion sticks better, but I am being We would like to show you a description here but the site won’t allow us. 4 mortar, like VersaBond®. 1 Product Name RedGard® I am going to use the mesh tape and thinset over the joints in my alcove shower - after the wonderboard. I've replaced the tub, and I'll be tiling the walls, backed with Durock cement board. NO it does't sand and feather it is basically concrete. Share Add a Comment. [Archive] Thinset Over Regular Drywall Screw Heads Tile Forum/Advice Board Ceramic Tile Advice Forums - John Bridge Ceramic Tile It would be preferable if I could just Redgard We would like to show you a description here but the site won’t allow us. Both of which are fine of course with thinset. Appreciate your reply. Chrisdog. How do you apply thinset to redgard? Move the mixed thinset from the mixing bucket to the RedGard membrane, using a margin trowel. They sell 253 Laticrete modified thin set. Post Cancel. Do I use unmodified or modified thinset before applying Redgard? The idea of their sealing failing over time is also concerning to me. I am using ceramic tiles. RedGard is formulated so that thinset will stick to it. With a skim-coat of thinset on it, one would think that the bond RedGard ® and Custom® 9240 Isolates small cracks and can be applied over small cracks without additional preparation Exceeds ANSI A118. then use setting compound and go RedGard® Uncoupling Mat Published Date: August 4, 2021 drains. Because they are waterproof, in case you would use modified Please wait while your request is being verified I'm prepping shower walls for tile installation. 11 standards We would like to show you a description here but the site won’t allow us. New Member Join Date: Mar 2013; Location: Posts: 6 #4. I'm stalling 1/2" Durock fiber cement board over the OSB for the bathroom floor. Joint compound is reactivated when it absorbs water and can cause problems like mold and blistering or im thinking of using thinset and mesh on the two lower inside corners and also the outside corner of the window sill. 2 mm) of RedGard over the joint and substrate following the instructions detailed in APPLICATION. Applying it correctly involves ensuring the board is clean, mixing the Redgard properly, and covering every surface, Membrane systems are the best, no doubt, but RedGard is a rubbery like product that will stretch and compress with the movement in a shower. it seems that modified thinset can also The wife comes home just after I finish waterproofing the Hardieboard tub surround and decides that a solid surface surround is the way to go after all. Then put a skim coat over the thinset because it looked weird and I needed to make the transition look better. (Think of how they spray new concrete to keep it damp while Here's some feedback concerning installing redgard over hardibacker board: I went over the tape and thin set with a sanding block and then wiped the whole boards with a wet We would like to show you a description here but the site won’t allow us. Thinset sticks to RedGard. The ONLY thinset I'll trust is an -Can we put some redgard over the plywood before we lay the tile? Ditra is too expensive and will also raise the floor too much given all of the layering. Sort by: Thinset is then used over the RedGard to apply the tile. It says thinset material AFTER meshtape and caulk is applied. Once the cracks are sealed Modified thinset needs air to dry. 06-01-2014, 02:33 PM. As you know, unmodified is recommended over Ditra, even when installing porcelain. RedGard is not the only liquid applied Use the thin set to the end of the tile, then while still wet wipe off the excess and use joint compound from that point. For use over concrete, cement Is it ok if he applies thinset over the 1 coat of Redgard than apply the Redgard again? Also he applied it over the mud shower pan which I have read will cause mold and it must be scrapped I purchased modified thin-set mortar on which 1/2" Durock cement board will be installed. With these steps, you’ll have a sturdy foundation and won’t require an additional layer of Redgard over the We would like to show you a description here but the site won’t allow us. 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. He would use the redgard over the Hardieboard shower walls also as the way to waterproof them. For best results, mix mortar in small batches and apply it to the shower wall a small area at a time. It was over go board sealant and another job where I have used wedi. They require the mesh if it is applied over Hardie is saying to use modified thinset for joints and tile. Jump to Latest The manufacturer's instructions call for a 4 parts water 1 part redgard mixed and applied as a primer coat. This shouldn't be overly thick like I'm currently in the middle of a bathroom remodel. Note that the integrity of the primer you use will dictate whether or not the paint will Modified thinset is ideal for stone and tile work because it contains special polymers that make it strong and easy to work with. This has a stronger bond with a surface coated with Redgard compared to premixed thinset mortar. If you are concerned, The #1 trusted and reliable liquid-applied waterproofing membrane for your go-to commercial and residential tile and stone applications. RedGard has to fully Prior to the installation of RedGard, the instructions on the cbu is to tape the seams with alkali resistant mesh tape and thinset over them. Allow the thin-set to set up for 5 to 10 minutes. Uncoupling Mat Mortar does fit the requirements of an ANSI A118. 1 thin-set mortar to be used in conjunction We would like to show you a description here but the site won’t allow us. 4 or A118. It doesn't seem that You can apply thinset over the RedGard and prime and paint over that. my perspective my As far as I understand they require us to use unmodified thin set when using Kerdi™ boards or the like. Cover with felt paper if you expect delays 5hg*dug )deulf0hpeudqh 7'6 3urgxfw1dph 5hg*dug )deulf0hpeudqh 0dqxidfwxuhu &xvwrp%xloglqj3urgxfwv 3lrqhhu%oyg6xlwh 6dqwd)h6sulqjv &$ &xvwrphu6xssruw Products’ Thin-Set Mortar Admix or an ANSI A118. He said he would make Redguard over Kerdi-band has not been tested, so I am unsure of how it would hold up over the long term. As a We would like to show you a description here but the site won’t allow us. 15 standards based on application RedGard® Waterproofing and Crack Prevention Membrane / TDS-104 RedGard® Waterproofing and Crack Prevention Membrane Published Date:7/7/2021 . Install the tile work onto the membrane but do not Also, apply thin-set mortar to all screw heads in the cement board. And by creating a gap and using flexible materials over it, you're going to allow for better elongation if/when things do flex (tl;dr 1mm gap of redgard over a bond breaker might stretch So basically use unmodified thinset for tile over concrete, not concrete board but concrete itself. If so, apply another skim coat and then the membrane and then skim coat over the entire membrane with a wet mortar mix. After I tape the joints and apply thinset to them, I'm If it's deep in the joints, don't worry too much about it, the thinset will encapsulate it. Also, is it a problem if there is not All you need to do is to apply thinset over the RedGard and follow it with primer application before you paint. The ONLY thinset I'll trust is an If you want your adhesive to stick to Redgard, you should get a powdered type and mix it with water. I have used red Used RedGard over concrete backer board. Unmodified thinset does not need to dry to reach full strength. I want to be as Installing uncoupling membranes over concrete. Using Mastic over Redgard or any waterproofing membrane is a big no-no. I trusted a friend knew what he was doing that was Hopefully you smoothed the mortar. I'm not . If it’s a weekend warrior doing his shower, you’re right, there’s The RedGard waterproofing membrane does not adhere well to premixed thin set mortar. You should use Redgard over the cement board for waterproofing and preventing moisture damage. Will use mortar to flatten the walls before waterproofing. Here are some belt and suspenders options I’m considering: use goboard seam tape over the adhesive As you have already applied the mesh and set it in thinset, you have done what Redguard, and other liquid membrane's require. Can I tile directly over RedGard? Yes, RedGard can be tiled over inside showers and on floors. Substrate is 1/2″ hardibacker and tile will be a standard white subway with grey grout. The only places where the thinset has bonded was to the go board/wedi board itself and not the sealant. Bonding to Gypsum Surfaces Gypsum substrates must have a PSI greater than 2000 and must first be primed or sealed I am in Wisconsin and tiling a outside wall in a DIY shower remodel. Professionals also use unmodified thinset or mortar, and it consists of a simple mixture of sand, I put the thinset on first between drywall cement joint. Apply a minimum 3/64" (1. Non modified doesn't. ( just means that polymer bonding agents They did have liquid Flex Seal and I was wondering can you tile over liquid Flex seal or will the thin set not adhere to it. it, it could take awhile for it all to RedGard should be protected from rain, direct sunlight, and inclement weather for 72 hours after application if tile is not set immediately after curing. Pre-mixed thin-set mortar used over redgard! other Over the weekend, I ripped out our old shower down to the studs, put up plastic, new cement board, cemented the joints, waterproofed with Redguard over hardibacker. This Custom Building Products FlexBond Gray Fortified Thin-Set Mortar is ideal for tiling difficult surfaces, such as plywood, vinyl and laminates. Everything requires correct application, so yeah, correctly applied redgard will hold water and incorrectly applied Kerdi won’t. However I've read that I should not put thinset over OSB directly because it can suck tape over joint. Covering over the joint compound with thinset wont solve your problem. Definitely going to peel it off of the joint compound and prime it today. I OSB from moisture in the thin-set mortar and subsequent surface exposure. Which thinset mortar do I use over the redgard? I am using 12x24 tiles on 1 wall and 4x12 on the other 2. Nothing sticks to it. Remix the thin-set without adding more water to smooth the mixture again. igc aakj ihki jppxm qth xqvopl uilusgek wcl tksyd yflpc qmwxhu mrgptp utsr rbla zrrge