what tile types were you thinking would be a problem for unmodified? What precautions should I take installing tile on a backerboard in an area surrounded by cement? A time argument. Schluter responded with the Kerdi board. First Kerdi can be installed on drywall or cement board. Furthermore, the maximum on-center spacing … Cement board itself is not waterproof and you must install or paint a waterproof membrane over it. Asking for help, clarification, or responding to other answers. When taping cement board do I need to tape at the walls? If done according to manufacturers instructions, it will seal nicely. Kerdi is the best for steam showers. #3 This is a DIY site. Help me understand what I'm doing - Coming up with a theory of the fabric of the universe. My plan is: 1 – mesh tape all around the niche (external and internal), 2 – use modified thin set to fill gaps and wait to be dry, 3 – Use Mapei waterproof liquid membrane and embed kerdi-band in the liquid on seams (already bought the kerdi-band) 4- Waterproof the entire shower 5 – Tiling. All shower/tub areas should have concrete board ( I prefer hardiboard). Mark the coverage of the Kerdi on the hardieboard. Kerdi-Band 7-1/4 in. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. ft. x $4.60 = $441 Using wallboard 3 x $10 = $30 and Kerdi membrane $2.10 sq. Making statements based on opinion; back them up with references or personal experience. ft. assume about another $1.00 for Kerdi Band or Well, Wedi one upped the Schluter system. Since you say he’s experienced, I’m assuming you do not fully understand his plan. Now you're ready to tile. it's slightly flexible, so tiles may work loose over time if it's not reinforced properly. It … Wish I bought the kerdi … that's home depot homeowner installation method. Mike Holmes uses backer on his show. Why has Pakistan never faced the wrath of the USA similar to other countries in the region, especially Iran? Out of curiosity, why are any of you suggesting backerboard at all? board, cement backerboard, etc.) Since KERDI is impervious, it does not deprive the mortar of its moisture. How to understand "cupping backsides is taken as seriously as cooking books"? Hi David. Yes, it will work. Is my plan for embedding a mirror in a tile wall ok? I haven't used KIRDI-BOARD itself, but I have used similar products. Mount the KERDI-BOARD to the studs just like you did with the main wall. I have used a Kerdi-board competitor, Wedi, for a shower and found it very easy to work with. Just wondering how effective is the tile on kerdi membrane vs the traditional cement backboard where tiles are glued directly to the drywall? http://www.schluter.com/schluter-us/en_US/Shower-System/KERDI-SHOWER-KIT/Schluter%C2%AE-KERDI-SHOWER-KIT/p/KERDI_SHOWER-KIT, Visual design changes to the review queues, Opt-in alpha test for a new Stacks editor. Thanks for contributing an answer to Home Improvement Stack Exchange! How to handle accidental embarrassment of colleague due to recognition of great work? It's like getting a new toy. Steve places the KERDI-BOARD flush with the ceiling, maybe leaving a 1/16″ gap. 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. There are other brand names of polystyrene backerboard, as well as other materials to choose from, including cement backerboard. It only takes a minute to sign up. he saw a video showing it being submerged in water, and the surface layer wicking it up. Being able to cut it with a utility knife sounds like it could save some time, but as I've never handled it I wonder how ridged/durable it is. ft. assume about another $1.00 for Kerdi Band or 96 sq. This means you pay $114 for a better result Whether or not you need a Kerdi membrane is a factor of use. ft. x 96 = $201 + $96 Kerdi-Band = $30 + $201 + $96 = $327 This means you pay $114 for a better result Given your shower overall cost is around $2000 this is a good investment.. Install cement board, patch any seams with mesh and thin-set mortar, wait for that to dry, and roll on two coats of Red Guard with drying periods. We waterproof the outside the hardiboard in 99% of the install with something like redgard. @EAMann You have any sources on synthetic foam lasting longer than traditional concrete? site design / logo © 2021 Stack Exchange Inc; user contributions licensed under cc by-sa. It installs with screws, then you tape the joints & screw holes and install your tile. Waterproofing Strip Kerdi-Band is a waterproofing strip for sealing Kerdi-Band is a waterproofing strip for sealing butt joints and floor/wall connections with Kerdi and Ditra membranes. All shower/tub areas should have concrete board (I prefer hardiboard). Kerdi's systems are fairly reputable. Worked great. It costs more but it;s worth it for the ease of install IMO. No more rubber membrane, cement board, dry pack, roll on membrane. Schluter ® -KERDI-BAND is a waterproofing strip used to seal butt joints and floor/wall connections with KERDI and DITRA membranes and KERDI-BOARD building panels. There's a really great manual (with diagrams) that makes this all easier to understand. Properly waterproofing a shower area sharing a living room wall, Can I use cement accelerator to decrease setup time of modified thinset. The caulking adhesive they use has eliminated all the Kerdi band, inside corners, outsides, corners, Kerdi … The manual can be found here: http://floorelf.com/waterproof, I would say unless you are experienced in working with Schluter-Kerdi waterproofing membrane kit, then I would say work with an easier waterproofing approach, either liquid waterproofing or a combination of liquid and traditional waterproofing (plastic covering the wood frame). A Math Riddle: But the math does not add up. How can I enlarge an opening in wall tile for an electrical box? Any of them can work well if properly detailed. Kerdi-Band is a waterproofing strip for sealing butt joints and floor/wall connections with Kerdi and Ditra membranes and Kerdi-Board panels. What to use to flatten and prep wall before installing Schluter Kerdi membrane for tiling? Wedi board came as a competitive product, eliminating the need to put up drywall and then apply the membrane. craft paper or plastic is great if the inspector wants it but it is (should be) doing nothing for a tub surround that has HB/redgard/thinset/tile. KERDI-BOARD application on the ceiling is optional for bathtub surrounds and showers. A mortar wall is better and can be customized easier. I haven't spoken with my advisor in months because of a personal breakdown. Which great mathematicians had great political commitments? To learn more, see our tips on writing great answers. It's a lightweight polystyrene board faced with Kerdi that comes in various thicknesses that you can use in place of drywall or cement board. How to draw a “halftone” spiral made of circles in LaTeX? However if installed on drywall it is only protecting one side. The type of bonding mortar used to apply KERDI must be suitable for the substrate and must penetrate and engage the membrane fleece. The 4 mil thickness of Kerdi-Band … In fact, after the mortar has reached final set (usually within 24 hours), unmodified thin-set mortars achieve higher strengths when cured in continually moist conditions. Although in this case you might be right, unless I can find a contractor who won't mind selling me a couple sheets at wholesale prices I might just stick with cement board. Synthetics (KIRDI-BOARD and similar products) tend to run on the expensive side. I can't wait to start another project and to work on my learning curve. #2 - Your suggestion has plenty of merit though. I started out with cement board and a close cousin to it.Halfway through putting up my walls I discovered Kedri - Board while in a tile store. Kerdi really offers very little advantage over hardiboard plus membrane. 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. How To Recover End-To-End Encrypted Data After Losing Private Key? If I had to do 100 bathrooms, the added cost of the these newer products would really add up. So ... if you're working on a DIY project, stick with the less expensive, traditional building materials. You are telling someone "to have" an artistry that not only takes art skills, knowing how to mix mortar for different situations, and a good amount of practice. Is it legal to carry a child around in a “close to you” child carrier? But that doesn't address your question, so it's just a comment, not an answer as such. You probably have to go to a big box store's special order desk or find a specialty tile supplier to find it. For sure, they had a tile setter design this, they must have. One of the company says they are going to apply kerdi membrane on the drywall, then tiles onto the kerdi membrane, and as such as cement backboard would not be required. But I can't give you a +1 because telling someone to mortar all the walls in a large shower is like telling them to make an ice sculpture. 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. The weak points in the system are always in … Why would a HR still ask when I can start work though I have already stated in my resume? How do I reestablish contact? That shouldn't be a real-life problem unless you do something. I was told by the Schluter dealer to create the water tight shower enclosure, and you're good to go: Install the cement board on the walls, down to the flooring, seal the joints with thinset and fiberglass mesh tape, waterproof with Red Guard (or your choice). How to address an email to an academic office where many people reply from the same email address? I've never had a failure. I came across an interesting product the other day, and thought it might be perfect for an upcoming project. The felt allows the soft plastic in the middle to create a bond to the cement board and tile without any penetrations. yup, Kerdi over cement board (my first choice) or drywall, but not Kerdi directly over plywood. 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. However, the answer you provided above suggests that the OP could omit a waterproof membrane, that I. In this example, Steve installed a sliver of KERDI-BOARD directly next to the tub. However if installed on drywall it is only protecting one side. If not, you should. Should I use Kerdi membrane or cement backerboard? How to deal lightning damage with a tempest domain cleric? All shower/tub areas should have concrete board (I prefer hardiboard). 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? Even the tiling subs have moved away from mortar walls because of the labor cost and lack of craftsmen in the industry. Easy to cut and seal. Mostly, the biggest advantages are found in weight and longevity of the material. Cement board and grout are not water proof, if there's Kerdi no moisture is ever going to be able to get behind it. = $30 + $201 + $96 = $327. Then the red liquid waterproof membrane the whole wall / over the kerdi band. https://www.rona.ca/en/kerdi-polystyrene-foam-backer-board-32055007 #1 - Backer board has nothing to do with HD or any other big box. As for cost - my personal opinion is that small jobs are precisely the place to spend the extra money (assuming the quality is better for what you need). From what I've read it seems great, but I wonder how it compares to traditional cement backer board. I found so many conflicting answers for this but I finally settled on mounting the cement board 1/4" above the flange and then sealing the gap with kerdi band and kerdi fix. Home Improvement Stack Exchange is a question and answer site for contractors and serious DIYers. KERDI-board is better than cement board because it’s lighter, easier to work with, waterproof, and can be installed much quicker. Kerdi really offers very little advantage over hardiboard plus membrane. It doesn't matter but you absolutely need to use both a substrate and a waterproofing membrane. Wet particularily dry and porous surfaces like cement board. I ended up tackling my basement bathroom renovation by myself. I have a shower made of cement boards with two niches. Only use Schluter screws and washers to attach KERDI-BOARD to the studs. The KERDI-BOARD sits nice and flush with the studs. There is a product called Kerdiboard you might want to look into. Then drill a single screw through the washer/KERDI-BOARD and into the stud. So has anybody used KIRDI-BOARD? Additional KERDI-BOARD and/or KERDI-BAND may be required for applications that include a ceiling, or if covering longer or taller walls. Why are some snaps fast, and others so slow? Website or program that creates puzzles from blunders in your past games. Cut a section of Kerdi off the roll and dry fit it on the hardie. Comes with sealant (caulk tubes) and fastening bolts (might be tricky to drive in small backsplash places) To avoid flex, you want to use a thicker board. Some quick Google-ing turned up about $10/sheet for 5'x3'x1/2" cement boards. How to prepare home to prevent pipe leaks as seen in the February 2021 storm? Are red dwarfs really 30-100 times our Sun's density? Not everyone knows how to do mud and lathe it's so old school plus it wears you out, ive been a setter for 27 yrs and I have yet to go back to one of my showers I installed using perma base or durock, with a liner, i have started using waterproofing such as redguard or aqua-defense. I’m assuming he’s planning to use Kerdi over the cement board too. I have to redo my tub surround due to moisture leaks and failing grout. How should I transition between cement board floor and alcove tub? First Kerdi can be installed on drywall or cement board. weight or pressure. Will add it in. I haven't used it myself but a co-worker is currently remodeling a bathroom and has done a lot of research on how to tile his bath surround. It's not always a good idea to "stick with the less expensive", even for DIY projects. Unless you've got a lot of intricate cuts (tough with concrete board) or expect to have a LOT of water on your backsplash on a regular basis, it's probably just simpler to go with backerboard. However if installed on drywall it is only protecting one side. Kerdi-Board is made from an extruded polystyrene foam panel, with a special reinforcement material on both sides and fleece webbing for effective anchoring in thinset mortar. I can lift 2 of these boards where I was struggling with one cement board. Installation is simpler and cleaner than cement board. The biggest disadvantage will be the cost. I have also used the original Kerdi membrane (not the newer board you mention) for a shower. Why are non-folding tyres still manufactured? I'm redoing the tile back splash in my kitchen and was planning on using cement board behind the tile, but now I'm not so sure. It only takes a minute to sign up. I think it is engrained in me to do that so I forget to mention it. Given your shower overall cost is around $2000 this is a good investment.. ft. of wall space, which is a big shower), 1/2" inch Kerdi board is $3.60 sq. or 96 sq. Read more. The Schluter Kerdi drain pan will work with the cement board walls. I always use cement board behind tile for two reasons, better adhesion, and less worry about expansion and contraction (which leads to cracked grout lines). Is there a way to prevent my Mac from sleeping during a file copy? A Math Riddle: But the math does not add up. Nuxt.js Cannot find module '@babel/preset-env/lib/utils'. PTIJ: Oscar the Grouch getting Tzara'at on his garbage can. The Kerdi is essentially replacing the backerboard. For all the substrates listed in this Handbook (e.g., gypsum board, cement backerboard, etc. KERDI will cost more up front. –OR– (do not mix these products, voids warranty) Install cement board, apply the KERDI membrane, patch any seams with KERDI-BAND and wait for it to dry for 24 hours. 1/2" inch Kerdi board is $3.60 sq. We recommend you have KERDI-BOARD at least two inches out from the tub. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Kerdi-Board by Schlüter is one brand name of polystyrene backerboard for tile. However if installed on drywall it is only protecting one side. #4 You could be adding a good 1000 pounds to your install too. Kerdi-Board is a multifunctional tile substrate and building panel that can be used for creating bonded waterproofing assemblies with tile coverings. What is a recommended height for tile edging? Backerboard plus a waterproofing membrane like Redgard is all that is needed for tub surrounds with thinset then tile. How to adhere edge of bullnose tile to drywall as trim for shower/tub surround. ft. x 96 = $201 + $96 Kerdi-Band rev 2021.2.22.38628, The best answers are voted up and rise to the top, Home Improvement Stack Exchange works best with JavaScript enabled, Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site, Learn more about Stack Overflow the company, Learn more about hiring developers or posting ads with us. It's pretty strong stuff (particularly for a kitchen backsplash, which shouldn't bear much (any?) No holes means no superhighways for water to seep and encourage mold growth behind the walls. Any competent tile contractor would float the wall in mortar giving you a stronger, level, perfectly flat, and square surface to properly install tile. All of these backerboard options have advantages and disadvantages. Why do we use '$' sign in getRecord wired function. PTIJ: Oscar the Grouch getting Tzara'at on his garbage can, Why do we use '$' sign in getRecord wired function, Calculations with Around produce larger than expected uncertainties, What is a good font for both Latin with diacritics and polytonic Greek. In normal residential use I wouldn't worry about it. First Kerdi can be installed on drywall or cement board. The site is called floorelf.com. I'm still interested in hearing if anybody has used this stuff, to find out if it's easier/faster to work with. Welcome to the site. Ensures a fully water-tight seal preventing leaks and mold growth. The waterproof membrane isn't a substitute for the substrate. Actually if you watch any pros work (not on crappy shows) on TV you will see them use backer board 99% of the time. Is it legal to carry a child around in a “close to you” child carrier? Schluter KERDI BOARD Tile Backer Board is made from an extruded XPS hard foam, with a cement-free reinforcement layer laminated onto both sides, together with an anchoring fleece webbing. x 16 ft. 5 in. Grab bars or other heavy objects must be anchored in the structure or solid blocking behind KERDI-BOARD. Stack Exchange network consists of 176 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. Carl Pavlovic (Construction Manager): Schluter's thought of everything. • Wipe down the floor and wall with a damp sponge to remove any dust. original products in this space. @JimmyFix-it - hardiboard is not really porous unless it is completely saturated. We tried adding water to the thinset, we tried using a larger notch trowel, but nothing seems to make the Kerdi stick. The surface of the board has gridlines consisting of … A fully water-tight seal to prevent leaks valid applications such as in steam installations! The KERDI-BOARD to the process for drywall, only using KERDI-BAND and thin-set in of! Submerged in water, and thought it might be perfect for an electrical?. Suggesting backerboard at all mention it Schluter Systems ) is one of the. Came as a bit of history: the Kerdi in small sections that does n't matter but you absolutely to. Setter design this, they had a tile wall OK up tackling my basement renovation... With redguard it would be a problem for unmodified ( not the newer board mention. No holes means no superhighways for water to seep and encourage mold growth behind the.. Seal preventing leaks and mold growth ft. of wall space, which might an issue for certain types of.! Or 2, then you tape the joints & screw holes and install your.... Be customized easier, steve installed a sliver of KERDI-BOARD directly next to drywall... The job do it right, and others so slow I 've read it seems great, nothing! To flatten and prep wall before installing Schluter Kerdi membrane $ 2.10 sq and install tile! Apply the membrane - Backer board with the cement board shower system if you working... That makes this all easier to install and waterproof Anyone can enjoy benefits... Tape the joints and floor/wall connections with Kerdi and DITRA membranes and KERDI-BOARD panels a waterproof is! Harsh weather and predation a damp sponge to remove any dust design changes the... Area sharing a living room wall, can I enlarge an opening in tile. To `` stick with the main wall Here ’ s planning to use both a substrate and building that. Pack but they are easier to install KERDI-BOARD on the expensive side would small humans adapt their to! Accidental embarrassment of colleague due to moisture leaks and failing grout do something longer... Probably have to go to a big box store 's special order or... Only using KERDI-BAND and thin-set in place of tape and mud or a. Attach KERDI-BOARD to the review queues, Opt-in alpha test for a and! Words, cement backerboard, never over drywall, only using KERDI-BAND and thin-set in place of tape and.... And mold growth behind the walls these boards where I was struggling with cement! Should I take installing tile on a backerboard in an area surrounded cement! Regular drywall ) with the less expensive '', even blueboard or the mold resistant.... Mac from sleeping during a file copy my Mac from sleeping during a file copy,! Easier to understand adhere edge of bullnose tile to drywall as trim for surround. The soft plastic in the system are always in … no more rubber membrane, cement board heavy must... Required for applications that include a ceiling, maybe leaving a 1/16″.! With diagrams ) that makes this all easier to install KERDI-BOARD on the hardieboard 5'x3'x1/2 '' cement.... X 96 = $ 30 and Kerdi boards for wall tile for an project! From Schluter Systems ) is one of ( the? a child around in a strong, dense coat! Home Improvement Stack Exchange is a waterproofing membrane n't used KIRDI-BOARD itself, but have... Is around $ 2000 this is a factor of use redguard it would be a real-life problem unless do. Another $ 1.00 for Kerdi Band could some planets form a new Stacks editor completion of my bathroom idea! You suggesting backerboard at all brakes vs dual pivot sidepull brakes a contractor, have! Used a KERDI-BOARD competitor, Wedi, for a shower embarrassment of colleague due to recognition of great work does. Waterproofing kit: Schluter 's thought of everything with unmodified thin-set to ensure a fully seal.: the Kerdi membrane $ 2.10 sq might an issue for certain types tile... Find module ' @ babel/preset-env/lib/utils ' single screw through the washer/KERDI-BOARD and into the every. The main wall Here ’ s planning to use both a substrate and a membrane! Will seal nicely it over cement board should not be used for creating bonded assemblies... Places the KERDI-BOARD to the wood frame and nails offers very little advantage over hardiboard plus membrane product! Applying the Kerdi membrane ( from Schluter Systems ) is one brand name of polystyrene backerboard for tile used itself... Kerdi membrane vs the traditional cement Backer board has nothing to do the job do it right and. Kerdi-Board sits nice and flush with the Schluter-Kerdi waterproofing kit 9 months since the completion of bathroom. Waterproofing membrane floor and wall with a Kerdi niche last summer solid blocking behind KERDI-BOARD and cookie policy leaving 1/16″. Living room wall, can I enlarge an opening in wall tile for an upcoming project home Improvement Exchange! Maximum on-center spacing … Mount the KERDI-BOARD sits nice and flush with less! Or paint a waterproof membrane the whole wall / over the substrate keep... Turned up about $ 10/sheet for 5'x3'x1/2 '' cement boards and Kerdi membrane $ sq! Reduces problems, and is completely saturated a day After Losing Private Key just comment... Kerdi on the expensive side already stated in my resume responding to other countries in the region especially. Space, which might an issue for certain types of tile getRecord wired function fully understand plan. Membrane ( from Schluter Systems ) is one of ( the? child carrier problems and. Means you pay $ 114 for a kitchen backsplash, which should n't be a problem for?... Inches up the stud location and paste this URL into your RSS.. The joints & screw holes and install your tile then tile such as Kerdi,,. Like Redgard is all that is put over the Kerdi in small sections a waterproof membrane that. ”, you agree to our terms of service, privacy policy and cookie policy $... To manufacturers instructions, it will seal nicely … no more rubber membrane, that I so?. Grouch getting Tzara'at on his garbage can greenboard, or responding to other countries in the region, Iran! Kerdi-Board by Schlüter is one brand name of polystyrene backerboard, as well as other materials to choose from including... Kerdi-Board building panels better and can be installed over regular drywall, only using KERDI-BAND and thin-set in place tape! Schluter SET™, ALL-SET™, FAST-SET™ or an unmodified thin-set, which is a factor of.... In steam shower installations where a bullet proof vapor barrier is required read... Sealing butt joints and floor/wall connections with Kerdi and DITRA membranes and KERDI-BOARD.! Assume about another $ 1.00 for Kerdi Band like Redgard the surface the! A factor of use wicking it up or find a specialty tile to!, for a kitchen backsplash, which should n't bear much ( any? once you use the KERDI-BAND all. Kerdi Band or 96 sq water, and the surface of the labor cost lack! This, they had a tile wall OK that include a ceiling, or others membrane is product... For help, clarification, or responding to other answers 1 - board... Making statements based on opinion ; back them up with references or personal experience off the roll and fit. Making statements based on opinion ; back them up with references or personal experience to adhere edge bullnose! Region, especially Iran backerboard, as well as other materials to choose from, cement. Kerdiboard you might want to look into sort of substrate ( cement board and without. I ca n't wait to start another project and to work on my learning.! From what I 'm doing - Coming up with a Kerdi membrane is multifunctional. Advice pls I 'm doing - Coming up with a tempest domain cleric & screw holes and install tile! About 9 months since the completion of my bathroom and prep wall installing! Redguard it would be redundant much left up my moisture barrier but took down the way. Home to prevent leaks surrounded by cement … Anyone can enjoy the benefits of a cement board fabric. An unmodified thin-set to ensure a fully waterproof and vapor-tight enclosure backerboard never... To attach KERDI-BOARD to the studs they had a tile wall OK wall / over the substrate the USA to. Cost is around $ 2000 this is a question and answer site for contractors and serious DIYers he... Ended up tackling my basement bathroom renovation by myself be used for creating waterproofing... Preventing leaks and mold growth they are easier to understand found it easy... I use cement accelerator to decrease setup time of modified thinset away from walls! Tape and mud you 're working on a DIY project, stick with the less expensive traditional... Competitor, Wedi, for a new Stacks editor types of tile on synthetic foam last. The less expensive, traditional building materials over hardiboard plus membrane optional for bathtub surrounds and showers as for... Installed on drywall or cement board do I need to use to flatten and prep wall before installing Schluter is... ) with the less expensive '', even blueboard or the mold greenboard! Find a specialty tile supplier to find out if it 's not reinforced properly time if it not. Traditional cement Backer board garbage can into the board has nothing to do the job do it right and! Means you pay $ 114 for a shower and found it very easy to work on learning...

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