It is a pliable waterproofing membrane that also doubles as a vapor retarder. "thanks in advance :-) I know so little about this stuff, but when I watch videos (made by schluter-kerdi) everything looks so tidy and perfect - maybe that's not realistic'''" - Lisa Jasper It should look better than that and it's hard to tell but the wall stud spacing looks extreme and more than 16" I could not see if the screw heads where covered in the photos and in the one picture you can see that the screw and washer fitting where not covered. Can Kerdi membrane be installed over painted drywall? Shower walls construction made easy with Kerdi-Board panels. - La Tuilerie Install the drain adapter, if needed. This will ensure that the coating sticks to the cement board. Cement board is a heavy mess compared to drywall, and drywall is a heavy mess compared to Kerdi Board. Its important to note that Kerdi membrane is not a structural base layer, so plywood should be installed and reinforced as necessary based on load requirements. These multifunctional tile substrate and building panels are thus perfect for creating bonded waterproofing assemblies with tile coverings. Kerdi Board as a whole is much easier to install than Cement Board. On the downside, the cement boards are heavy, somewhat difficult to cut and can leave abrasive sandy crumbs that can damage tubs and shower bases if youre not careful. Personnaliser mon exprience l'aide de cookies, Landscape Architects & Landscape Designers, Outdoor Lighting & Audio/Visual Specialists, epoxy or marine paint over greenboard for my shower walls (not tile), Need advice on bathroom remodel - using hardiebacker boards, HELP! Best substrate for kerdi membrane - nsbu.treviso-aug.it rev2023.3.3.43278. This will prevent water from entering from behind the membrane, and will provide a more secure waterproof layer. With that said, lets take a look at the importance of choosing the right tile substrate, the options you have, and which tile underlayment material you should choose Kerdi Board or cement board? For the floor, he should've put a mortar bed, then a membrane that goes over the curb, then another mortar bed. Yes, Hardie board needs to be waterproofed. Asking for help, clarification, or responding to other answers. Wedi showers feature a pre-sloped base that is already installed. Kerdi's systems are fairly reputable. Thanks to Mongo's earlier post, we knew we'd have to spritz the Hardi -- but found that even that wasn't quite enough. The 1/4-inch-thick board is typically used on floors and countertops. Yes, KERDI membrane will stick to cement board. Whether youre installing tile on a floor, wall, or countertop, choosing the right type of substrate, or underlayment, is critical to preventing breaks and cracks in both the tile and the grout. Following these steps will help ensure that your shower space is properly sealed, and thus that the cement board is well protected from moisture. Both Kerdi Board and cement board are designed to smooth out uneven spots on the installation surface, create an unbending layer that wont flex underfoot, and also provide a waterproof barrier. ", Signed,Never Hung Kerdi A Day In Her Life. x 33 ft. Waterproofing Membrane: Kerdi-Board 1/2 in. Set ceramic and stone tile over the KERDI membrane with unmodified thin-set mortar, including large format tiles. Recovering from a blunder I made while emailing a professor, Minimising the environmental effects of my dyson brain. Kerdi Board vs. Cement Board. Using cement board and a sheet membrane . In normal residential use I wouldn't worry about it. Self-leveling underlayment has many of the same advantages as a dry-pack mortar bed but doesnt require as much skill to install. Kerdi Vs. RedGard (Compared) - Build It Fine I have to redo my tub surround due to moisture leaks and failing grout. Ditra is manufactured in a 3'3 width and comes in various roll lengths (54sf, 150sf, and 323 sf). It could take longer if the space is particularly wet or humid. Your Get free, zero-commitment quotes from pro contractors near you. Once its cleaned, use caulk to seal all of the seams where the cement board meets the walls. LONDON. When applying the thin-set, it should be applied in such a way that it fully fills any empty space between the Tile and Schluter product and is solid enough to support the weight of the tiles being installed. We are no longer supporting IE (Internet Explorer) as we strive to provide site experiences for browsers that support new web standards and security practices. Cement board (cbu) is not waterproof, but is not damaged by being wet. This is a very effective and popular method of installing tile, and one that ensures the tile doesnt crack. I look at ceramic tile as a lifetime-of the house-product, so I use the best material for the job.I prefer to use cement board as the substrate with the Kerdi on top. I hope you made the guy flood test his work prior to tiling the shower floor. I used 1/2 Hardibacker board over the studs and then used the Kerdi membrane over the Hardi. What can a lawyer do if the client wants him to be acquitted of everything despite serious evidence? Sure, you can do it.just be sure to "spritz" or wet the hardi thoroughly before.it's pretty "thirsty.". Euler: A baby on his lap, a cat on his back thats how he wrote his immortal works (origin? Problem with very thick cement board/ tile/bullnose edge, Steam Shower Slip Joint Detail - The secret is in the boarding stage. liquid waterproofing (redgard) over durock cement board - bathroom The bag says Mapei floortile mortar, it was the only unmodified thinset at our hardware store. All it takes is the right preparation. When I tried to use the edge of my trowel [per schlutter video] I could see I was pulling a lot of the 'felt' off the backer. Kerdi 3 ft. 3 in. How do you show the depth of a hole in a drawing? Kerdi-Shower-T/-TS/-TT is a prefabricated sloped shower tray with integrated Kerdi waterproofing. I simply sponge off the excess. How to Install Kerdi Membrane - YouTube Contact us: 888-472-4588 All shower/tub areas should have concrete board (I prefer hardiboard). I think I'll try using the thinned mixture of Redgard and then try the Kerdi membrane again. No, you do not need to install a vapor barrier, as Kerdi Board is the vapor barrier. Firstly, it is important to ensure the wall is adequately prepared and that it is smooth, flat and free of defects. Additionally, all seams should be sealed with Kerdi Fix and covered with fleece. By the time you switch from the RG application to the Kerdi installation, it should be dry. Ratings (91) (5) (91) (3 . Think about movement. link to How To Organize A Bathroom Closet. In order to determine which tile underlayment is right for your project, you need to know which issue youre trying to solve whether its preventing subfloor cracks from transferring to the tile, soundproofing, moisture protection, or providing more rigidity to the tile. you should still water proof with a liquid membrane product like RedGuard. Also - use a good thinset. Can you put Kerdi membrane over plywood? - KnowledgeBurrow.com The product involves an extruded polystyrene foam panel, with specialized reinforcement materials on both sides. Thanks for contributing an answer to Home Improvement Stack Exchange! Being a Los Angeles resident, Jessica spends a lot of her time looking for her next DIY project and sharing her love for home design. However, if installed on drywall, it only protects one side. After priming, use an approved adhesive to adhere the KERDI membrane to the drywall, making sure the edges are well sealed and joints are tight.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[468,60],'remodelormove_com-medrectangle-4','ezslot_12',156,'0','0'])};__ez_fad_position('div-gpt-ad-remodelormove_com-medrectangle-4-0'); A successful installation of KERDI requires well-prepared surfaces and a proper application, so take the time to properly prime the drywall before installation. Tile can be installed directly over Kerdi-Board using the thinset method; For use with ceramic and natural stone tile; Return Policy; California residents. But that doesn't address your question, so it's just a comment, not an answer as such. What was the indicator that let you know that spritzing was not enough, and that you needed to 'sponge' the Hardi? When installing KERDI with . Your real issues are the lack of proper corners on this shower. My idea is to block in and install the tub in the existing corner, erect the new wet wall, and use hardi-backer to shim the wall out over the tub flange, then apply kerdi over the whole thing.Does kerdi take offense at being installed over hardi? With so many different types of underlayment to choose from, it can be hard to decide which is best for your project. However if installed on drywall it is only protecting one side. On a vertical surface, very little moisture . The big issue with cement board is that the thinset will skin over really quickly. By: Author Olin Wade (Remodel or Move Stuff). However, a cement board is generally easier and less expensive to replace if a repair is needed. Seams and joints should also be waterproofed and caulked to prevent water from seeping through. Using modified thinset on KERDI can be tricky and in some cases, it can cause issues. What to use to flatten and prep wall before installing Schluter Kerdi membrane for tiling? Aquadefense is approved by IAPMO for use as a shower pan liner, but be sure to check your local building codes, as some areas of the country still require the PVC liner. You probably have to go to a big box store's special order desk or find a specialty tile supplier to find it. I still wet the walls first. Installation is simple- just trowel a layer of thin-set adhesive on the floor and embed the mat in it, then fill the cavities with thin-set. Backerboard plus a waterproofing membrane like Redgard is all that is needed for tub surrounds with thinset then tile. Will be doing a bathroom gut and will be laying durock cement board over plywood sub floor. How should I transition between cement board floor and alcove tub? tripadvisor car rental tampa airport xnxx big tits; roommate questionnaire google form shadow of the dragon queen deluxe; cities where home prices are rising 2022 beachbody bodi block; mahogany tree seeds uses That was not a fault of the Kerdi, or the installation. This will include installing its components, such as drain plate and drain collar, as well as Kerdi Band for further protection of seams and corners. That means that you do not have to rely on a surface membrane or worry about the board failing if the core is exposed to water. Another advantage is that the polyisocyanurate core of foam boards is waterproof. Properly waterproofed Hardie board should last for many years. @JimmyFix-it - You are right. . I always install it over cement board or backerboard, never over drywall, even blueboard or the mold resistant greenboard. The best answers are voted up and rise to the top, Not the answer you're looking for? This allows for future compression and an area at the corner where things are more forgiving. Schluter SET, ALL-SET, FAST-SET or an unmodified thin-set mortar must be used to construct all KERDI seams to ensure watertightperformance of the system. And by 'booking the Kerdi' I mean we put it in the bathtub, sprayed it with the handshower, then booked it (just like wallpaper). A.Sean Gerolimatos, technical services manager for Schluter Systems, responds: With a few exceptions, unmodified thinset mortar is required for setting ceramic and stone tile over Kerdi membranes (800/472-4588, www.schluter.com ), as well as for bonding overlapped seams and connections to Kerdi drains. I also used the Kerdi drain. My understanding is that Schluter-Kerdi, being a sheet topical membrane, recommends just going with regular drywall instead of cement board but you can certainly use cement board as the substrate. Kerdi Board Vs. Cement Board (What's The Difference?) - Home Mindset Hi David. With cement board as a substrate, the key is to ensure proper installation of the membrane. Can you remove tile from Kerdi membrane? It looks like you have Kerdi installed on the floor and not Kerdi Board. This liquid waterproofing solution does more than keep water away, it also promotes tile adhesion and prevents cracking. It is a topical waterproofing layer that is put over the substrate to keep water from getting to the wood frame and nails. Our thinset was more watery than the videos, but it still managed to dry out quickly, even in the time it takes to apply the small corners in our shampoo niche. For all the substrates listed in this Handbook (e.g., gypsum board, cement backerboard, etc. It looks like Kerdi membrane is ~$2/sqft ($200 for a 108sqft roll) and kerdi board is $3.7/sqft ($115 for a 4x8 sheet (Lowes)). Is it ok to fasten a shower surround to Schluter Kerdi curb? Maybe try another brand of thinset? taping and prepping cement board for tile - Home Improvement Forum Cement board is a mineral-based board, usually 30 inches by 60 inches, that is used as a lower, dimensionally stable surface for installing ceramic tile, porcelain tile, or stonework. And second, since it's foam, the board is super easy to cut with just a utility knife. Properly waterproofing a shower area sharing a living room wall, Can I use cement accelerator to decrease setup time of modified thinset. Shower Install - Cement Board or Schluter? - RedFlagDeals.com Fiber cement board is a variation of cement board that is made from compressed cement and sand and reinforced with wood fibers throughout. Kerdi-Board 1/2 in. x 48 in. x 96 in. Building Panel To properly seal a cement board for a shower, its important to first properly prepare the surface. When it comes to using thinset with Schluter products, the Schluter-Systems website recommends using unmodified thin-set mortars specifically designed for use with Schluter membranes. Kerdi membrane is a waterproofing material that is designed to be used in wet areas such as bathrooms and showers before tiles are installed. Browse other questions tagged, Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site. DensShield is one common brand. Additionally, all thin-set mortars should be suitable for use in wet or feature depths of up to 1/8 inch. You peeled it off? Step 4: Place the Tile. WATCH HERE: https://www.youtube.com/watch?v=3TRLd2HYhbU&list=PLO47JMsdYGrkxM_ZkOc3lMnsVhTqj80bB#justdoityourself #lovingit #p. On top of that, fiber cement board is even more brittle than standard cement board, so you have to be extra careful to keep screws at least an inch from the edge to avoid breaking the board. To ensure that the Kerdi is completely dry prior to tiling, inspect the inside of the membrane for any signs of moisture or condensation. Shouldn't take too long, maybe an hour or so. Slap it up comb it out, leave every ridge tall and perfect. Using Kerdi Schlueter membrane with cement board. - Houzz Just wondering how effective is the tile on kerdi membrane vs the traditional cement backboard where tiles are glued directly to the drywall? Why are Suriname, Belize, and Guinea-Bissau classified as "Small Island Developing States"? For indoor projects and gypsum board, thinset with a latex acrylic modifier is ideal. Required fields are marked *. Schluter-KERDI | Waterproofing (KERDI) | Schluter Given the complexity, its easy to see why even experienced tile setters avoid dry-pack mortar and use backer board instead when they can. I ended up putting up a thin, skim-coat of thinset all over the hardi board, letting it dry, and then putting up the kerdi. We also found that using a heavy rolling pin worked wonders for really setting the Kerdi. There are many different types of underlayment to choose from, but they all serve the same purpose. Home Improvement Stack Exchange is a question and answer site for contractors and serious DIYers. The main types of cement board you could encounter are Fibre Reinforced Cement (FRC) board and gypsum board. Installation. Furthermore, if you're working in an older home KERDI-BOARD fits better than cement board in odd spaces. Politique d'Utilisation des Cookies de Houzz. With that said, the key benefits of Kerdi Board include: While cement board may be the most common and widely-known tile substrate, Kerdi Board is giving it a run for its money. Fixing that is not that easy though. Step 8: Allow to dry. @DMoore- OK, I agree that with redguard it would be redundant. If a pipe or faucet ever leaks in the wall this will ruin your shower. Too little, and the kerdi will never show you gray, no matter how you sweat. Kerdi really offers very little advantage over hardiboard plus membrane. Tile Shower SurroundCement Backerboard Location? To line niche shelves, for instance. I guess that why it was so frustrating that cement board is just sooo thirsty. Once all areas have been properly waterproofed, the walls can be tiled and grouted to create a waterproof surface. It also features fleece webbing that allows for effective anchoring into thin-set mortar. He would take his rough opening measurement and subtract the thicknesses of the tile, the cement board, and in his unique install method the purpleboard. Hang the cement boar. The benefit of using kerdi is we can lay it over drywall, We've added a "Necessary cookies only" option to the cookie consent popup. It may take more than 1 beer:). First Kerdi can be installed on drywall or cement board. All it takes is the right preparation. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. One of the major benefits of opting for Kerdi Board over cement board is the ease of installation. To install Kerdi Membrane, start by applying Schulter ALL-SET mortar (or similar) to your cement board substrate using a 1/4" x 3/16" V-Notch Trowel. Drywall under Kerdi would have been a better choice. I barely touch it with my hands before going to the tape knife. Why do small African island nations perform better than African continental nations, considering democracy and human development? "..2) the kerdi band isn't stuck flat -- the edges in some spots are wavy. Kerdi membrane over drywall in shower - qkfb.recidivazero.it Cement board is the industry standard when it comes to tile substrates and the most preferred among professionals when installing porcelain or ceramic tile. I'm guessing he put a 2x6 across for the curb? Please feel free to reach out to our Product Support Team at 1-800-992-6273 if you need anything. Allow the adhesive to cure for the amount of time recommended by the adhesives manufacturer. A mortar wall is better and can be customized easier. Caulk the gap. It also helped me to work in smaller sheets. I used 1/2 Hardibacker board over the studs and then used the Kerdi membrane over the Hardi. What are the differences between "paperless drywall" and "cement board"? Most of the entries in the NAME column of the output from lsof +D /tmp do not begin with /tmp. It is important to overlap the edge of the membrane so that it covers slightly more than half of the drywall behind it. Cement board is a good, reliable backer board that works well on both floors and walls. Kerdi Membrane not sticking to cement board - John Bridge To learn more, see our tips on writing great answers. Cut the shower tray to size. Manufactured by Schluter Systems, Kerdi Board is a multifunctional tile underlayment and construction panel, that can also be implemented for forming bonded waterproof assemblies with tile coverings. GoBoard is a kind of backer board because the main elements of a backer board are cement, silica, fiberglass, etc. When I do another shower I'll use real cement board, not Hardi-board. Find the website that's made specifically for you. Once the primer is completely dry, use a roller or brush to apply a coat of your chosen KERDI membrane adhesive over the entire surface of the wall, overlapping the edges slightly for full coverage. To prevent those movements from transferring to the tile floor, consider installing an uncoupling membrane between the concrete and tile surfaces. Houzz utilise des cookies et d'autres technologies de suivi similaires pour personnaliser mon exprience utilisateur, me proposer du contenu pertinent et amliorer ses produits et services. Allow the primer to dry completely before proceeding with the KERDI installation. On the other hand, a Schlter system offers improved thermal insulation, which can help to reduce heating costs. Well, I'm going to give you three different ways to seal the backer board at the tub flange. Step 2: Determine the room's center. Most cement-based thin-set mortars are suitable; however, it is important to check the manufacturers instructions to ensure that the product is approved for use with Schluter systems. . What to use to flatten and prep wall before installing Schluter Kerdi membrane for tiling? The 30-in. KERDI was developed as a waterproofing membrane to be used in . Let the mortar dry for 24 hours then test the shower. This allows the cement to properly hydrate, resulting in a strong, dense bond coat. It works well, is what Schluter recommends and I've never had an issue with it. Go with smaller bags or only mix half.
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