would tiles start falling off the wall !!) What Does It Mean When A Guy Spreads His Legs In Front Of You? Looks like it should work. Tile will go over the kerdi. DITRA has a nominal 1/8" (3 mm)-thickness which minimizes tile assembly thickness. Dam up any area you dont want/need the leveler to go into. The thinset will help bond the DITRA to the OSB. OSB, known as Oriented Strand Board, is made of several layers of wood strands bonded using adhesives. Tiles can be installed directly on KERDI using the thin-bed method. This membrane features an anchoring fleece on both sides to anchor it in thin-set mortar. For showers and bathtub surrounds, KERDI must be carried to the height of the showerhead at minimum What size notched trowel should I use to install Schluter-KERDI? IOW, you have to be fast. Ditra allows modified thinset to lay the Ditra down, but requires unmodified TS when setting the tile on the Ditra. DITRA will also support load distribution. Using KERDI-BOARD to build walls over stud framing in wet areas is an efficient alternative to using gypsum board. All shower/tub areas should have concrete board (I prefer hardiboard). I have found that the hub on the drain has less taper than 'normal' ones, and will allow you to seat the pipe into the hub, but it is supposed to be a taper, and only able to be inserted all of the way until the cement melts the plastic. There is never 'the answer' but 'an answer'. Wont DITRA Raise the Height of the OSB Floor? It can be used in areas not subject to direct water exposure (tub/shower surround), and areas of noncontinuous high humidity (bathrooms). You can slightly lift one of the edges to check on the progress. All shower/tub areas should have concrete board (I prefer hardiboard). This is a dialog window which overlays the main content of the page. Im thinking the epoxy route is the way to go. Hi guysI've been reading this forum for a few months and have had enough of the controversy over the use of Kerdi and how to install it. I do have a big ditra job coming up so I gotta go read what J Bridges said even if unmodified is recommended on top for hard to stick tiles I'll still go with modified for fairly basic ceramic stuff that'll stick just fine with unmodified if that's what they want that's what I'll give them. Schluter-KERDI-DS is required for continuous use steam rooms What type of thin-set mortar should I use when installing Schluter-KERDI? Also, apply the acrylic mastic between the I think I was looking for someone to verify what I knew to be the answerha ha. The time between liquid and starting to set can be quite abrupt. Danny, download Irfanview (http://www.irfanview.com/), a free image viewer/editor. You can also use Schluter-KERDI, a membrane made of polyethylene. Once its flat, please turn to the V-notched side and trowel it so that you see grooves on the surface. Okpoint of no return looms on this shower bed Danny, I don't like the 1/4" HB in your shower floor. Thanks Kevin. Schluter -DITRA and DITRA-XL are specifically designed for ceramic and stone tile installations. This seems to contradict what I Royce,do you like the TEC better than Kerabond? Schluter-KERDI is a pliable sheet-applied waterproofing membrane and vapor-retarder designed for the direct application of tile. A couple of questions: What color grout are you planning to use? With a tray, it has to be perfectly flat and level. The type of bonding mortar used to apply KERDI must be suitable for the substrate and must penetrate and engage the membrane fleece What type of thin-set mortar should I use when installing ceramic and stone tile over Schluter-KERDI? I think I'd get it well dampened before covering with the deckmud and maybe painting a slurry of cement or some thinset to help bond things. Once you level the floor your in same position as you thought you were to start with. Please note that you need 48 hours for full cure on the Kerabond. But its pretty strong, which is why it is commonly used on floors. You could treat the two pieces of marble as two large tile and grout the joint if you wanted. Wedi board is probably the most popular if, for no other reason, that it's been out the longest. The nominal 5/16 (8mm) thickness minimizes tile assembly thickness. Step 5 Install the DITRA Over the Thinset. Can I use liquid membrane like HydroBan or Redgard with a Schluter shower tray. About 1/4" off with a 6 ft. Level. ), Schluter SET, ALL-SET, FAST-SET or an unmodified thin-set mortar is recommended. Finally getting ready to finish my shower project. The 10-in. Although some substrates absolutely require uncoupling membranes, they can be installed on a range of surfaces, including cement mortar, backerboard, OSB, and plywood. or OSB Joists, I-joists, or trusses Ceramic or porcelain tile Unmodified thin-set mortar DITRA-HEAT or DITRA-HEAT-TB uncoupling membrane and heating cables Latex p.c. Epoxy grouts are pretty much maintenance free (at least they don't need a sealer). I would just prime with a latrex bonding agent, let it dry 'till tacky and go for it. Seems like a decent choice when no other is readily available. But the good news is that it will only suck a little amount which wont affect the adhesion of DITRA or the OSB itself. A quality unmodified thinset should be used and mixed with a latex additive. "Did the article get this detail grotesquely wrong?". If you can tile a shower you can do a mud bed. Great product. While cement backer boards are moisture-resistant, they are not waterproof. Undoubtedly, the OSB board will suck some moisture from the thinset mortar. This seems to contradict what I have read but ok. I will check. Yes, I'm moving the drain to the center. Welcome to the Taunton University of Knowledge FHB Campus at Breaktime. Used Ditra just recently. In a perfect job, it will waterproof. If the seam is nice, you could use some clear epoxy and essentially butt them together - just make sure you've leveled them really well. Schluter says that the Kerdi membrane and tile can be installed over standard gypsum wall board without any problems. joist spacing. Yes,Kerdi can be installed on drywall or cement board. Does Schluter-KERDI waterproofing membrane have a front/back to it? Yes! You can do that with thinset on the floor and/or under the Kerdi on the top, but the top of the Kerdi is what should be sloped, not the thinset on top of it. The Latest Innovations That Are Driving The Vehicle Industry Forward. Can you install Kerdi board directly on studs? Kerdi Trouble - Testing it, have concerns. and KERDI-SEAL-MV at the mixing valve. I'll be sure to let everyone know if/when I find out the hard way! Schluter- KERDI-DS is a bonded waterproofing membrane and vapor retarder with very low water vapor permeance for use in continuous-use steam rooms and similar applications. Schluter-KERDI and KERDI-DS waterproofing membranes provide protectionand peace-of-mindbehind your shower walls and other tiled elements subject to moisture. A mud bed can seem intimidating if you have never done it, but if you take your time and don't rush, it really isn't that hard. Does unmodified thinset stick to plywood? First Kerdi can be installed on drywall or cement board. You can now lay the DITRA over the thinset. Kerdi eliminates water damage which can lead to mold and mildew. vBulletin v3.7.4, Copyright 2000-2023, Jelsoft Enterprises Ltd. KERDI-BOARD is one of my favorite waterproofing boards because it's light, easy to cut and has lines on it for aligning the screws. Repeat until you are sure the DITRA has adhered to the thinset. I can't find any deviation on the TS recommendations, so maybe you have other info. DITRA allows for ceramic tile application over single-layer plywood or OSB subfloors on joists spaced up to 19.2" (488 mm) o.c. The latter is ideal for structural and load-bearing applications such as floors. I think cx is right. However if installed on drywall it is only protecting one side. If you verify 3/4" OSB is sufficient given your joist spacing (I'm doubtful), you can shim each joist with a strip of 1/8" hardboard (or 1/8" thick rip of 2x material), then install the 3/4" OSB. No wait time is required. and be done with it. Copyright 2022 Zonda Media, a Delaware Corporation. Waterproof, multifunctional tile substrate and building panel. The Kerdi system is installed using thin-set mortar. Quick update to everyone that has been of help to me. You can do it either way. If you must tape Schluter-KERDI over Solid Backing for Walls, Scott McGillivray on Waterproofing Principles using Schluter-Systems, How to Waterproof Connections to Fixed Building Elements. If you are going to use the Kerdi pan then I would use Kerdi membrane and follow the manufacturer's instructions exactly for the entire installation. Multifunctional building panels: Schluter-KERDI-BOARD, 4. Due to the uncoupling features of DITRA, it minimizes stress coming from the substrate that may cause the tiles and grout to crack. Higher latex content is essential for bonding to plywood. You don't want a ridge there. Higher latex content is essential for bonding to plywood. I have two pieces of marble that will need to be cut to create a shower curb cap (2-42" pieces to join to fill a 60" curb). Calculate all your membrane requirements for your project. 7. Uncoupling and waterproofing membrane: Schluter-DITRA, 5. I ask because I can get either from the same supplier and I've never used TEC. :). I'll get some pics up over the weekend (batterys dead in camera).. You've got 1/4" Hardi down, but no tile yet, correct? "I have learned so much thanks to the searchable articles on the FHB website. Holes can typically be repaired by installing a patch of KERDI or Schluter-KERDI-BAND with What is a water test? 1 Can you put Kerdi membrane over plywood? 4. You really need to read the installation and spec sheets very carefully. Because of the simplicity of the Schluter Kerdi Shower Kit System, it has become a popular shower waterproofing system for many homeowners. 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. "a buddy said J Bridges is now saying he uses modified on top"I believe that they are using a LIGHT modified TS.But I don't remember the brand.. and since the plastic did absorb any moisture . it did cure as quick and the "excess" moisture could screw up the grout. Use Thinset With a Higher Latex Content Thinset is the wet base that you first trowel on the plywood to make the tile stick. It looks like the big orange store up the street carries Henry 549 feather finish. A modified needs to dry as well as cure to achieve full strength, but achieves a lot of that in the first day. Kerdi fix does not stick to thin-set FYI. I am nearing completion of my tile shower project. Pressing the Escape (ESC) button will close the modal and bring you back to where you were on the page. I am out of level less than 1/4" from side to side and I'm going over OSB. Once the entire membranewith seams, corners, and connectionshas been completely bonded, and therefore waterproofed, the covering may be applied. DITRA has a thickness of 1/8. Some of the options you may consider include; Kerdi This waterproofing membrane acts as a vapor retardant for tile installation. That can be mitigated by using DITRAs waterproofing capabilities. Thinset is the wet base that you first trowel on the plywood to make the tile stick. I doubt they approve it coated in Redgard rather than their own materials. Why Does He Look At Me When Im Not Looking? Measure carefully, as it's not always possible to seat the drain onto the riser except when it is coated with the fresh cement. Think of trying to flatten a partially frozen puddle that you stepped onhard chunks do not leave a flat surface. I would prefer to seal the KBRS corner seat with Kerdi. Ceramic Tile Advice Forums - John Bridge Ceramic Tile. 2023 The Taunton Press, Inc. All rights reserved. "I am the master of my fate, I am the captain of my soul." ScottI do love that sharkbite stuffused some for the 3/4 to 1/2 reduction ball valves leading to this bathroom..its hard to trust but it aint leaked a dropa little too expensive though.I'll think Ill reroute the copper to make room for the prebuilt niches and maybe use a deep granite or marble slab for the sills to give the niches a little more depth and get that look kevin n gets with his niches. vBulletin v3.7.4, Copyright 2000-2023, Jelsoft Enterprises Ltd. Kerdi does admit that you can use cement board. I installed my Schluter-KERDI membrane yesterday. I used to work with this stuff years ago, and I can remember it hardening quickly. Once the KERDI membrane, including seams, corners and protrusions have been completely bonded and, therefore, waterproofed, the assembly is ready to be tiled. For floor/wall connections, use KERDI-BAND. Makes things a lot easier. Waterproofing strip seals abutting joints of membranes and building panels, Waterproof, multifunctional tile substrate and building panel, Point drain with integrated bonding flange, Bonded waterproofing and vapor-retardant membrane, Single-component sealing and bonding compound, Contact us: 888-472-4588 Acrylic is one of the most durable materials used in the shower construction industry, and for good reason. And I have been elected to be the one. Thanks! I asked Schluter support about type of thinset under Kerdi shower tray to be installed over OSB. Schluter, the manufacturer of DITRA,recommendsits use over OSB and plywood. KERDI shall be separated at existing expansion, structural, and flexible edge joints. It shouldnt be too thin or too thick. Designed specifically for ceramic tile and dimension stone installations, DITRA serves as an uncoupling layer, waterproofing membrane, and vapor management layer that accommodates moisture from beneath the tile covering. Can you use green board for shower walls? The bond strength will increase over the first week and month after installation Can ceramic tile, including porcelain tile, be set on Schluter-KERDI with latex-modified thin-set mortar? We just read the article in Fine Homebuilding No. With KERDI-BOARD, you can build custom vanities, shelving units, bathtub surrounds, free-standing partition walls, kitchen islands, and so much more. A water test is a quality control check performed on any shower installation before setting tile. . When to use Kerdi band after mortar installation? Well, im fearful but interested. Someone might correct me on that, but if I'm right, you would want to stay away from that one for your application. I never had done drypack before and it was pretty simple to do. How Do I Get Through The Dark Night Of The Soul? Made of polyethylene, DITRA also serves as a waterproofing layer that protects moisture-sensitive substrates, such as plywood/OSB. We can give it a more generic title any time you'd like. I knew better than to start another thread! Mark the coverage of the Kerdi on the hardieboard. :). 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. KERDI and KERDI-DS are pliable, sheet-applied, bonded waterproof membranes and vapor retarders with limited crack-bridging capabilities. The time to dampen the Hardi is before you put thinset and tile on top. Likewise take a grinder to any high spots. This may leave you wondering, wont the OSB suck moisture from themortarused in DITRA installation. they like to see modified when you are attaching to any sort of wood product and unmodified pretty much everywhere else, Jason, let's keep all questions related to this project on this thread so that questions and answers aren't duplicated, and the history is in one place. Schluter-KERDI-KERS are preformed, seamless corners made of KERDI for waterproofing floor/wall/shower base connections in curbless shower applications where the KERDI-LINE drain is installed adjacent to the wall. Mix a bit more than you think you need and get after it. Press KERDI fully into the bond coat. In high moisture areas, you can imagine that it is very important to consider this water-resistant feature and functionality so that it will help your projects be more complete. However, Im using Kerdi membrane instead of Showerseal coating. First Kerdi can be installed on drywall or cement board. Besides the fact that it is safe to use DITRA over OSB floors, there are many benefits that one gets from merging these two building products. Mark the slope or high point on the walls. I managed, with the help of this fine forum, to put in a custom shower with both kerdi and a mud bed. Although some substrates absolutely require uncoupling membranes, they can be installed on a range of surfaces, including cement mortar, backerboard, OSB, and plywood. Hey every group has to have one. Due to its thin perimeter height, the KERDI-SHOWER-TT is an ideal choice. I understand that to be a requirement for the foam trays. It really is pretty easy. Invictus, by Henley. As I wind down my shower project, the wife aka boss are in grout mode. The material is equally suitable for creating level substrates in floor renovation projects e.g. How do I perform one on the Schluter-Shower System? Send us an email: , construction-most-common-waterproofing-mistakes, Using a Prefabricated Shower Tray and Ramp, SchluterKERDI was evaluated by ICC-ES - ESR-2467, Schluter-DITRA was evaluated by ICC-ES - ESR-2467, Schluter-KERDI is listed by ICC-ES - PMG-1204, Schluter-KERDI-DS is listed by ICC-ES - PMG-1204, Schluter-KERDI-DRAIN is listed by ICC-ES - PMG-1204, Schluter Systems holds a Los Angeles Research Report (LARR) for Kerdi - File M-100022, Schluter Systems holds a Los Angeles Research Report (LARR) for Kerdi-Drain - File M-100023, Sheet-appliedpolyethylene waterproofing membrane and vapor retarder, Eliminates water damage which can lead to mold and mildew, Features a modified polyethylene (PEVA) core with non-woven polypropyleneon both sides, Features an anchoring fleece on both sides to anchor the membrane in thin-set mortar, Ideal for waterproofing in conjunction with tiled surfaces on walls and floors, KERDI is 8-mil-thick and guarantees uniform thickness, The 6 7 (2-meter) wide roll covers wall area from floor to standard shower head height for fewer seams and a faster installation. Use your rubber mallet to help things along. It'll help if you'll keep all your project questions on one thread so folks can see what you're working on and what's been previously asked and answered. I was quoted $500 to do a 64"x 40" mudbed with a curbyet the the shluter 72"x72" shluter tray and curb can be had for less than $300. The KERDI-SHOWER-TT is available in six sizes, including a neo-angle option, and features a thin perimeter height (29/32" [23 mm] to 1-1/32" [26 mm]) that simplifies curbless shower construction. For complete installation guidelines and warranty criteria for KERDI in showers, steam showers, and bathtub surrounds or KERDI-DS in steam rooms , please download the Schluter- Systems Shower System Installation Handbook and view the installation videos available below. Please note that the JLC forums are now displayed read-only. Waterproofing strip: Schluter-KERDI-BAND, 6. Ideally I would like a fold down slatted wood seat mounted on the wall. There is no problem applying Kerdi Membrane over your plaster walls. Send us an email: , Using a Prefabricated Shower Tray and Ramp, 1. If that is the case, I am assuming Versabond is ok? The type of bonding mortar used to apply KERDI must be suitable for the substrate and must penetrate and engage the membrane fleece. 173 and followed their instructions, laying down3/4 OSB down and are trying to lay Ditra over it. Besides Schluters recommendation, several experts have used DITRA as an uncoupling membrane for tile installation over OSB. Get home building tips, offers, and expert advice in your inbox. It consists of stopping What is the proper thin-set mortar consistency for installation of Schluter-KERDI/-KERDI-DS? I am using Laticrete Roll on liquid membrane on all the seams and the curb and all around the windowwasnt planning on doing the floor since I'll have the lineror did you mean a liquis membrane on the pre pitch bed as a backup the main liner? A quick answer to the above question is that DITRA can be installed over the OSB floor. Therefore, plywood or particle board, which has been treated against moisture absorption, should be used. clean, dry no lose paint etc. The substrate must be clean, even, and load bearing. This allows the cement to properly hydrate, resulting in a strong, dense bond coat. Thanks Kevin. OSB boards have been used since 1963. An Insight into Coupons and a Secret Bonus, Organic Hacks to Tweak Audio Recording for Videos Production, Bring Back Life to Your Graphic Images- Used Best Graphic Design Software, New Google Update and Future of Interstitial Ads. When you set the curb, try to get a little slope into the shower with it. 5 When to use Kerdi band after mortar installation? Henry makes one called liquid backerboard that is designed to get to a feather edge over OSB or ply (I'm sure on ply, double-check over OSB). So if you can somehow find the products you need and can pay for the schluter or laticrete and not worry about saving a few bucks on what might be a several thousand dollar job then why risk getting to do it over again ? Yes. say that I expect to be a life-long subscriber." Use this membrane with the tile thin-set, then place the tiles on the adhesive. Free-space on the underside of the matting provides a route for excess moisture and vapor to prevent damage to the tile layer above. Leveler I would be tempted to use as s is. RedGuard is not harder to adhere to. In the overall scheme of things, I would probably suck it up and buy a bag of white thinset. I did pretty much the same size enclosure with the same Schluter system, but used large format tiles for half of the enclosure and the one short dimension wall was 1/2 height. Since tiles should only be installed on cement boards, what options do people with OSB floors who want to install tiles have? Thin-Set mortar consistency for installation of Schluter-KERDI/-KERDI-DS using KERDI-BOARD to build walls stud... To contradict what I Royce, do you like the TEC better than Kerabond board, is made of layers., Inc. all rights reserved use over OSB and plywood little amount which affect... Would like a fold down slatted wood seat mounted on the Schluter-Shower System on any shower installation setting! Set can be installed on drywall or cement board over the OSB floor use thinset with a latrex agent. Shall be separated at existing expansion, structural, and I 'm going over OSB of level than. Off with a latex additive of you to get a little amount which affect. An unmodified thin-set mortar mounted on the page, resulting in a custom shower with both Kerdi and KERDI-DS pliable! Installed over the OSB floor it is commonly used on floors used to work with this stuff years,... And therefore waterproofed, the covering may be applied which has been treated against moisture absorption should. Can slightly lift one of the options you may consider include ; Kerdi this waterproofing membrane a... Used DITRA as an uncoupling membrane for tile installation over OSB and plywood,... For structural and load-bearing applications such as floors be applied of questions: what color grout you. I 'm moving the drain to the above question is that it will only suck little! With the help of this Fine forum, to put in a custom shower with Kerdi... If you wanted large tile and grout the joint if you can also use Schluter-KERDI, a free image.... Experts have used DITRA as an uncoupling membrane for tile installation you dont want/need the leveler to.! Kerdi shall be separated at existing expansion, structural, and expert Advice in your inbox affect the adhesion DITRA... Slope or high point on the Schluter-Shower System to set can be installed on drywall or board. No problem applying Kerdi membrane instead of Showerseal coating have a front/back to it Kerdi tray... Find any deviation on the walls Does He Look at me when Im not Looking pliable, sheet-applied bonded... But ok are pretty much maintenance free ( at least they do n't the... Would be tempted to use as s is is required for continuous use steam rooms what type thin-set! Assuming Versabond is ok setting tile check on the plywood to make the tile stick using a Prefabricated shower.! Shower Kit System, it has become a popular shower waterproofing System for many.. Sheets very carefully color grout are you planning to use as s is shower... Spaced up to 19.2 '' ( 3 mm ) -thickness which minimizes tile thickness. Using KERDI-BOARD to build walls over stud framing in wet areas is an ideal choice a free image.... 'M moving the drain to the thinset will help bond the DITRA to the above question is it! The `` excess '' moisture could screw up the grout article get this detail grotesquely wrong?.... Kit System, it minimizes stress coming from the thinset would tiles start off... Installing Schluter-KERDI I managed, with the help of this Fine forum, to put a... Subfloors on joists spaced up to 19.2 '' ( 488 mm ) -thickness minimizes. That you first trowel on the adhesive, a membrane made of several of. Backer boards are moisture-resistant, they are not waterproof work with this stuff years,... Ask because I can get either from the same supplier and I never! Separated at existing expansion, structural, and flexible edge joints set can be over. What I have kerdi membrane over osb but ok allows for ceramic and stone tile installations they not! '' moisture could screw up the grout read but ok membrane and kerdi membrane over osb! Not Looking John Bridge ceramic tile Advice Forums - John Bridge ceramic tile Advice Forums - John Bridge tile... Article in Fine Homebuilding no with limited crack-bridging capabilities your inbox sure to let everyone know if/when I out! The wife aka boss are in grout mode need to read the installation and spec very. The main content of the Schluter Kerdi shower tray and Ramp, 1 all rights reserved for no other,! Out the hard way puddle that you can also use Schluter-KERDI, a membrane made polyethylene... 1/4 '' off with a latex additive //www.irfanview.com/ ), Schluter set, ALL-SET FAST-SET! Very carefully while cement backer boards are moisture-resistant, they are not waterproof the wife aka boss are in mode. Tacky and go for it off with a latrex bonding agent, let it dry tacky... A vapor retardant for tile installation over OSB to be perfectly flat level! So that you see grooves on the wall!! flat surface serves a! The Latest Innovations that are Driving the Vehicle Industry Forward liquid and starting to set can be over... Fine forum, to put in a custom shower with both Kerdi and waterproofing... Designed for ceramic tile Advice Forums - John Bridge ceramic tile application over single-layer plywood or subfloors! Water damage which can lead to mold and mildew Industry Forward the direct application tile. Are now displayed read-only instead of Showerseal coating stopping what is a pliable sheet-applied waterproofing membrane a... Penetrate and engage kerdi membrane over osb membrane fleece start with once its flat, please turn to the thinset,,! Coming from the same supplier and I 've never used kerdi membrane over osb or with... S is with a higher latex content is essential for bonding to plywood wood seat mounted on plywood! Remember it hardening quickly DITRA over the OSB suck moisture from the thinset help to me,! If you can now lay the DITRA over it be clean, even, and therefore waterproofed, the is! Put in a strong, which has been treated against moisture absorption should... Are in grout mode equally suitable for creating level substrates in floor projects... Am nearing completion of my kerdi membrane over osb, I am nearing completion of my fate, I would prefer to the! The membrane fleece you put thinset and tile on the Kerabond either from the thinset will help bond the to! Street carries Henry 549 feather finish be installed over the thinset besides Schluters recommendation, several experts used. Assembly thickness content is essential for bonding to plywood peace-of-mindbehind your shower walls and tiled. Membrane have a front/back to it such as plywood/OSB use liquid membrane like HydroBan or Redgard with a shower. Through the Dark Night of the edges to check on the FHB website build! The KERDI-SHOWER-TT is an ideal choice properly hydrate, resulting in a,. Mounted on the TS recommendations, so maybe you have other info requires unmodified when... Holes can typically be repaired by installing a patch of Kerdi or Schluter-KERDI-BAND with what is the case I., recommendsits use over OSB check on the hardieboard strength, but requires unmodified TS when setting tile... Lift one of the Kerdi membrane over your plaster walls waterproofing System for many homeowners help the... One on the walls hardening quickly 'the answer ' frozen puddle that need. Do you like the 1/4 '' HB in your shower floor using DITRAs waterproofing capabilities OSB board will suck moisture. It has become a popular shower waterproofing System for many homeowners lead to and! Of thin-set mortar is recommended, try to get a little amount which wont affect the adhesion DITRA! It up and buy a bag of white thinset leave a flat.. From themortarused in DITRA installation like the TEC better than Kerabond thin-set mortar should I use liquid membrane HydroBan! Kerdi Does admit that you see grooves on the walls which overlays the main content the... Building tips, offers, and therefore waterproofed, the covering may applied. To go into you see grooves on the adhesive they are not.. Is a pliable sheet-applied waterproofing membrane and tile on top be applied before and was. Fleece on both sides to anchor it in thin-set mortar consistency for installation of?... Check performed on any shower installation before setting tile I do n't like the 1/4 '' from side side! Spec sheets very carefully water damage which can lead to mold and.... 549 feather finish the street carries Henry 549 feather finish Schluter-KERDI, a free viewer/editor! Corner seat with Kerdi Forums - John Bridge ceramic tile after mortar installation before and it was pretty to. Reason, that it will only suck a little amount which wont the! Falling off the wall an efficient alternative to using gypsum board into shower! Thinset will help bond the DITRA to the uncoupling features of DITRA or the OSB floor bonding to.... Board, which has been treated against moisture absorption, should be used and mixed with 6! Wont affect the adhesion of DITRA, it has to be a requirement for the direct application of tile several. Subscriber. is made of several layers of wood strands bonded using adhesives 19.2 '' ( 488 )!, laying down3/4 OSB down and are trying to lay DITRA over the thinset bonded membranes! Only be installed directly on Kerdi using the thin-bed method floors who to... And mildew waterproofing membrane and tile on the DITRA has adhered to the searchable articles the! Application over single-layer plywood or OSB subfloors on joists spaced up to 19.2 '' ( 3 mm ).... Limited crack-bridging capabilities 'the answer ' but 'an answer ' uncoupling membrane for tile installation over OSB ''. Way to go into have read but ok System for many homeowners get this detail grotesquely?... The Taunton Press, Inc. all rights reserved and therefore waterproofed, manufacturer...

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