kerdi membrane over cement board
Hardibacker is a VERY "thirsty" material that sucks the moisture out of the mortar VERY quickly and I don't like it. However, a cement board is generally easier and less expensive to replace if a repair is needed. Slap it up comb it out, leave every ridge tall and perfect. An extra layer of thinset is then added to the surface of the cement board to adhere the tiles in place. Once you have determined the type of thinset, its important to also consider the weather conditions during installation. It is a pliable waterproofing membrane that also doubles as a vapor retarder. Kerdi vs Redguard cost breakdown. : r/HomeImprovement - reddit I barely touch it with my hands before going to the tape knife. Greenboard is the same as regular drywall. Cement board, Wedi board, Kerdi board, Hardibacker, Densshield, Durock, Permabase, or Wonder board . Cement board is readily available and relatively inexpensive (about $10 for a 3 x 5-ft. sheet). New England. Euler: A baby on his lap, a cat on his back thats how he wrote his immortal works (origin? Shower Install - Cement Board or Schluter? - RedFlagDeals.com #2 - Your suggestion has plenty of merit though. It could take longer if the space is particularly wet or humid. There are numerous ways to do this. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[728,90],'remodelormove_com-mobile-leaderboard-2','ezslot_25',167,'0','0'])};__ez_fad_position('div-gpt-ad-remodelormove_com-mobile-leaderboard-2-0');Waterproofing should be done prior to the installation of any tile including behind the shower tile. If cement board had been used, most likely the damage would have been much less that what I have to deal with now. We are still most comfortable with full plumber's pan over the curb, including glue-on preformed corners, and also a second layer (usually Kerdi but can be paint-on) on top of CBU wrap over curb. Installation instructions vary depending on the type of Kerdi membrane being used, but typically the membrane is applied directly to a clean, dry plywood surface that is free from dust, dirt, and other debris. Foam-core tile backing board has two big advantages over other backer boards. I also used the Kerdi drain. It fell right off? This makes Kerdi Board suitable for a wide variety of interior applications, including kitchen countertops. Underlayment is designed to smooth out uneven areas of the subfloor and form a rigid layer that prevents the flooring from bending. GoBoard Vs. Kerdi For Your Shower: In-depth Comparison Asking for help, clarification, or responding to other answers. Here's how to get it right the first time, If you've got a steady hand, a few easy-to-find supplies and patience, you can install a tile backsplash in a kitchen or bathroom, Step 4 in swapping your tub for a sleek new shower: Pick your waterproofing materials and drain, and don't forget to test, Work with your contractors and installers to ensure a safe, stylish curb that keeps the water where it belongs, Get the benefits of a time-honored ritual without firing up the coals, thanks to easier-than-ever home steam systems, Landscape Architects & Landscape Designers, Outdoor Lighting & Audio/Visual Specialists, Out With the Old Tile: 8 Steps to Prep for Demolition, Convert Your Tub Space Into a Shower Waterproofing and Drainage, Steam Showers Bring a Beloved Spa Feature Home. Your Get free, zero-commitment quotes from pro contractors near you. DIYers on this forum seem to have nothing but problems with Hardi. To properly seal a cement board for a shower, its important to first properly prepare the surface. Why are physically impossible and logically impossible concepts considered separate in terms of probability? Their lighter weight makes moving panels around during installation a cinch, which is a far cry from the heft of conventional cement board. However, if installed on drywall, it only protects one side. Schluter-KERDI is a pliable, sheet-applied, bonded waterproof membrane and vapor retarder with limited crack-bridging capabilities. Schulter Ditra is manufactured by Schluter Systems and is a 1/8 thick polyethylene uncoupling membrane that is specifically designed for tile installations. The product involves an extruded polystyrene foam panel, with specialized reinforcement materials on both sides. Preparing drywall for KERDI membrane requires a few important steps to ensure a successful application. It is important to waterproof Hardie board to make it more water-resistant, as well as to protect the materials from the elements. Actually if you watch any pros work (not on crappy shows) on TV you will see them use backer board 99% of the time. Required fields are marked *. . Hardie board is thirsty, but that's way too fast. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Also - use a good thinset. They are absorbed into the surface material and help keep moisture away from the substrate surface. Dean, our tile consultant, says glass mat backer board is his first choice due to the ease of installation, cost, and because his workers like it. Please feel free to reach out to our Product Support Team at 1-800-992-6273 if you need anything. 4. This will ensure that the coating sticks to the cement board. In jobsite conditions and over a long time, who knows. Finally, use a roller or brush to ensure that the membrane is secure and has no wrinkles or air bubbles. Kerdi really offers very little advantage over hardiboard plus membrane. It looks like you have Kerdi installed on the floor and not Kerdi Board. If you are laying tile on floors that are wavy or out of level, self-leveling underlayment is a great solution. Water-resistant gypsum board, or green board, was used in the past as a tile backer but is no longer recommended, mainly because better products are available. Once youre sure that the membrane is completely dry, you can then move forward with tiling. But there are downsides. Can you put Kerdi membrane over cement board? The shower is ready for tile. Learn more about Stack Overflow the company, and our products. document.getElementById("ak_js_1").setAttribute("value",(new Date()).getTime()); Your email address will not be published. A place where magic is studied and practiced? Tile can be installed directly over Kerdi-Board using the thinset method; For use with ceramic and natural stone tile; Return Policy; California residents. A lot of folks like using cement board but it's heavy and requires a waterproofing membrane over it. The thickness of the tile is important, and should be known, but not because it changes the method of building. If you can paint a wall, you can use RedGard. Installation. Once this is done, continue the installation by following the directions for the particular Kerdi product being used. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Following the instructions for the product being used and ensuring that all of the necessary steps are followed will help to ensure a successful installation. Ceramic and porcelain tile, more than almost any other surface material, need a stable . is the contractor creating a waterproof schluter-kerdi shower? Thanks to all for the feedback. How do you show the depth of a hole in a drawing? Cement board is the industry standard when it comes to tile substrates and the most preferred among professionals when installing porcelain or ceramic tile. The back side of the drywall fails and it is just as bad or worse than if it had an issue on the tile side. Furthermore, if another trade, such as the shower glass installers, makes a mistake then you'll be . 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. Using modified thinset on KERDI can be tricky and in some cases, it can cause issues. This means that even if your waterproofing system leaks, the cement board will remain intact. What Is the Difference Between 'Man' And 'Son of Man' in Num 23:19? Additionally, it is important to waterproof cement board before tiling, as the grout and tiles can help keep the board watertight. Is it plausible for constructed languages to be used to affect thought and control or mold people towards desired outcomes? What can a lawyer do if the client wants him to be acquitted of everything despite serious evidence? One of the major benefits of opting for Kerdi Board over cement board is the ease of installation. Even the tiling subs have moved away from mortar walls because of the labor cost and lack of craftsmen in the industry. Kerdi Membrane not sticking to cement board - John Bridge What to use to flatten and prep wall before installing Schluter Kerdi membrane for tiling? Cementboard sufficient to a tub surround is dirt cheap .vs. When applying thin-set mortar, the manufacturers instructions should be followed closely. 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? PROBLEM SOLVED for Tub Flange when Installing Cement Board - YouTube Kerdi can be installed first on drywall or cement board. And we are using a drippy mixture, it slides off the trowel. Yes. Will use the Schluter Shower system. I trust it and have never had a callback. 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. Kerdi-Shower-T/-TS/-TT is a prefabricated sloped shower tray with integrated Kerdi waterproofing. What precautions should I take installing tile on a backerboard in an area surrounded by cement? Once the adhesive has been applied and has had time to properly cure, then the KERDI membrane can be applied to the wall. This is the traditional tile backer. I used this to seal a 3 1/2 by 6 1/2 foot shower with 7 foot walls. This is a very effective and popular method of installing tile, and one that ensures the tile doesnt crack. There's a really great manual (with diagrams) that makes this all easier to understand. x 60 in. Hi.I have a unique situation. @JimmyFix-it - You are right. This feature makes building the base structure much easier and more cost . Schluter Kerdi 108 Sq Ft Waterproofing Membrane - amazon.com That was not a fault of the Kerdi, or the installation. That's the way us "Tile Guys" do it all the time. These multifunctional tile substrate and building panels are thus perfect for creating bonded waterproofing assemblies with tile coverings. Will be replacing tub shower combination with tiled shower in my home. When it comes to selecting thinset for cement board, there are a few important factors to consider. The drywall's back side fails, and it's just as bad or worse than it was on the tile side. Its essential to protect surrounding wall and floor surfaces from water or moisture damage that can occur in these areas. How long should I wait after painting on the Redgard before I try to reapply the membrane? No, that doesn't sound right. Waterproofing cement board is relatively simple and there are several different waterproofing products available. With Wedi products, the compound curves are easy to produce quickly. Properly waterproofing a shower area sharing a living room wall, Can I use cement accelerator to decrease setup time of modified thinset. I will say that to is easier to put the membrane over drywall than cement board. I have watched it done 10-15 times, have good skills, and if I tried to make large mortar walls myself it might like a little kid threw up concrete Should I use Kerdi membrane or cement backerboard? When installing Schluter Kerdi Membrane over cement backerboard: Should I use Alkali Resistant Mesh Tape and thinset on the seams of the backer board (for long term durability to prevent each board moving independently thus preventing cracking) prior to installing the Kerdi membrane. 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. KERDI was developed as a waterproofing membrane to be used in . Ratings (91) (5) (91) (3 . Given the complexity, its easy to see why even experienced tile setters avoid dry-pack mortar and use backer board instead when they can. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy.
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kerdi membrane over cement board