kerdi membrane over osb

Over a concrete subfloor use a bonded mortar bed of appropriate thickness to build up the rest of the bathroom floor. 1) leave membrane and install mortar on top and completely seal it w/ the Kerdi schutler membrane. Once you have selected the right sealer, follow the manufacturers instructions and apply a generous, even coat over the entire surface of the Hardie board. It is installed directly against the wall, so that the channel body support is in contact with the wall. Prefabricated shower tray: Schluter-KERDI-SHOWER-T/-TS/-TT, 3. 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). from what I first gathered the problem was with grout cracking. the modified cured differently (or was it the unmodified?) I will look into it. Webkerdi membrane over osb. Was in a similar situation as you and ended up with TEC uncoupling from Lowes for about $15/bag. It is also essential that cement board joints and fasteners be sealed and waterproofed with the Kerdi Fix sealant to help prevent water from leaking into the wall and floor cavities. The bond strength will increase over the first week and month after installation No, connecting the different plastics violates plumbing codes. They are OK as long as they aren't rolling a piano over it this month. Once you have determined the type of thinset, its important to also consider the weather conditions during installation. The KERDI-SHOWER- T/-TS/-TT trays can be cut to size to fit various applications. It is important to overlap the edge of the membrane so that it covers slightly more than half of the drywall behind it. Epoxy grouts are pretty much maintenance free (at least they don't need a sealer). Schluter-Systems does not recommend the use of glass tile over DITRA. 4. Does dehydration show up on a blood test? The combination of these four essential functions allows for the successful installation of tile over a wide range of substrates, including plywood/ OSB, concrete, gypsum, heated floors, etc. *When using the DITRA-ROLLER, place a weight (e.g., bag(s) of mortar/grout or box of tile) not to exceed 75 lbs on the DITRA-ROLLER shelf. Tiles were 12x12.Let's not confuse the issue with facts! Cement board is typically used in wet areas, such as bathrooms and areas with a lot of moisture, because it is waterproof and provides a level of protection from water damage and long-term moisture exposure. Make sure to fully embed the KERDI-BAND and remove any excess mortar and air pockets. Quick update to everyone that has been of help to me. You can do it either way. Did the article get this detail grotesquely wrong? On the other hand, a Schlter system offers improved thermal insulation, which can help to reduce heating costs. I would just prime with a latrex bonding agent, let it dry 'till tacky and go for it. Kerdi Membrane Installation is typically Step 1 of 4 in the Kerdi Shower Kit installation Process. Tile is installed over DITRA using the thin-bed method in such a way that the mortar becomes mechanically anchored in the square, cutback cavities of the matting. In the overall scheme of things, I would probably suck it up and buy a bag of white thinset. Its essential to protect surrounding wall and floor surfaces from water or moisture damage that can occur in these areas. Once its cleaned, use caulk to seal all of the seams where the cement board meets the walls. The KERDI-SHOWER-T is offered in five sizes with perimeter heights ranging from 1-3/32" (28 mm) to 1-1/4" (32 mm). document.getElementById("ak_js_1").setAttribute("value",(new Date()).getTime()); Your email address will not be published. DITRA has a nominal 1/8" (3 mm)-thickness which minimizes tile assembly thickness. OSB boards are good at sucking in moisture. Well damn. Follow the Wood Underlayment installation guidelines as found in the Schluter-DITRA or Schluter-DITRA-HEAT Installation Handbooks for fastening guidelines. Check a deflectometer to be sure that will be rigid enough. That would be ideal for me right now. Using a Prefabricated Shower Tray and Ramp. Used Ditra just recently. They are absorbed into the surface material and help keep moisture away from the substrate surface. Ditra allows modified thinset to lay the Ditra down, but requires unmodified TS when setting the tile on the Ditra. It is designed to form a waterproof layer between cement board and tiles, helping create a watertight installation. DITRA provides reliable waterproofing in interior applications. 2. Its a lot easier to do it right the first time and cheaper also. Sorry about that. To waterproof Hardie board, you should choose a quality sealer that is designed for use on cement-based sidings. I tried to snap chalk lines on Schluter-DITRA before setting my tile, but the chalk rubs off the plastic easily while I am working. Using a thin-set mortar that is suitable for the substrate, apply the thin-set mortar (mixed to a fairly fluid consistency, but still able to hold a notch). " This is necessary to ensure that the membrane will adhere properly to the drywall. I'm of the opinion now that I'll use what's best for the stick with the subfloor. Tiles moved.Went to try and pry out now unlevel tiles and 'voila', they just lifted right out. 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. 3. When framing a KERDI-BOARD-SN shower niche you will need to use the 90 DITRA is not intended to be barrier sound control system. Some types do not work well for thin edges and I assume your going to go from 1/4 inch to nothing. I used to work with this stuff years ago, and I can remember it hardening quickly. Yes. I will heed that advice. And I have been elected to be the one. Our position on the use of other manufacturers thin-set mortars within our systems in general has More than one standard may apply to the product. Yes, these curbs will support these installations. Coverage may vary with mortar consistency, angle at which the trowel is held Our thermostats have a built-in GFCI, so a GFCI is not required at the breaker. As far as bonding goes, no sweat. Keep in mind all of the work your doing. Then you can apply a thin layer of KERDI-FIX to the board, the membrane over top, and use a rolling pin to press it down and ensure a secure bond. Free-space on the underside of the matting provides a route for excess moisture and vapor to prevent damage to the tile layer above. The use of modified thinset adhesive could result in an inadequate bond and could lead to possible delamination. I will give it a shot. Please call Schluter-Systems Schluter profiles are available in a variety of different materials , so methods for cutting vary. Kerdi, a waterproofing membrane made of a special polyethylene fabric, should be allowed to completely dry prior to tiling. 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. How are you going to handle the butt joints perpendicular to the joists of your new and old OSB? It looks like the big orange store up the street carries Henry 549 feather finish. Kerdi membrane is a waterproofing material that is designed to be used in wet areas such as bathrooms and showers Excellence is its own reward! DITRA-XL is 5/16 (7 mm)-thick to create an even transition between typical 5/16 (7 mm)-thick tile and 3/4 (19 mm)-thick hardwood flooring. In general, the Schlter system is typically more expensive than a cement board, and some people may find this an attractive option for its long lasting, easy to maintain qualities. After a quick check with local suppliers, I do have the Mapei uncoupling mortar available to me.
tassajara poppy seed cake recipe; charlie mcdermott wife sara rejaie. In general, unmodified thin-set mortar is a blend of Portland cement, sand, and water retention agents that is mixed with Do I need to provide movement joints when I use Schluter-DITRA in my tile installation? Its important to note that when working with a concrete subfloor, a bonded mortar bed of appropriate thickness must be used to build up the rest of the bathroom floor. Uncoupling and waterproofing membrane: Schluter-DITRA, 5. WebThe Kerdi-Tubkit is a complete kit for tiled bathtub surrounds. Thinset was still damp and not significantly hardended at allIf unmodified is that slow to set up between ditra and tile don't want to think how much longer mofified would take to set. The estimated thin-set mortar coverage for each membrane is shown below. The type of bonding mortar used to apply KERDI must be suitable for the substrate and must penetrate and engage the membrane fleece Schluter-Systems requires the use of Schluter SET , ALL-SET , FAST-SET, or an unmodified thin-set mortar meeting No. One option is to apply hair spray over the chalk lines. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[250,250],'remodelormove_com-leader-3','ezslot_24',166,'0','0'])};__ez_fad_position('div-gpt-ad-remodelormove_com-leader-3-0');If cement board is not waterproof, it can negatively impact the integrity of the tile that is installed on top of it, and can lead to a variety of issues. Prime first to create a flat, uniform surface that is free of dust, grease and other debris. Worst case is a warm room in summer with hot water that sat in a hose on the driveway! How do I know if the thin-set mortar is modified or unmodified? Welcome to the Taunton University of Knowledge FHB Campus at Breaktime. DITRA does not eliminate the need for movement joints. Schluter-Systems does not recommend the installation of floor warming systems over DITRA or DITRA-XL How to install the Schluter-DITRA Uncoupling and Waterproofing Membrane, Schluter-DITRA: Four Essential Functions. Hardie board is a cement-based siding product that is water-resistant, but not waterproof. 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. On the walls, 1/2" Kerdi Board can go right over the studs. Made of polyethylene, DITRA also serves as a waterproofing layer that protects moisture-sensitive substrates, such as plywood/OSB. Additionally, the drywall should be primed with a latex primer before applying the Kerdi membrane.

7 years ago. The anchoring fleece is embedded in thin-set mortar to provide a mechanical bond to the substrate. Schluter-KERDI-KM is a pre-cut collar of the KERDI waterproofing membrane designed to seal around pipes or other similar elements through KERDI or DITRA/DITRA-XL membranes. DITRA is not intended to be barrier sound control system. Looks like it should work. Additionally, the use of modified thinset with KERDI could lead to cracks and other issues down the line as the modified thinset can shrink and pull away from the KERDI membrane over time. Further, DITRA performs all these functions while still providing adequate support/load distribution for the tile covering. The other steps required for a successful installation are listed Waterproofing strip: Schluter-KERDI-BAND, 5. The KERDI-SHOWER-TS features an off-center drain placement and is 1-1/2" (38 mm) high. What about if you prime/seal the osb first. Following these steps will help ensure that your shower space is properly sealed, and thus that the cement board is well protected from moisture. DITRA-XL is 5/16" (7 mm) thick, which permits even transitions between tile and 3/4"-thick hardwood flooring. They can easily be cut to size with a utility knife, or may be extended with dry-pack mortar. Various products can be used to waterproof shower walls such as water-resistant drywall and cement backer boards. Tile has been successfully installed With cement board as a substrate, the key is to ensure proper installation of the membrane. Waterproofing Corners: Schluter-KERDI-KERECK, 1. When it comes to installation, a Schlter system is typically easier to install than a cement board, and it also allows for more design freedom as it does not require a traditional waterproof layer.

Lift up a corner of the matting to check coverage. Waterproofing the floor is not required, but can be beneficial in some cases. Once youre sure that the membrane is completely dry, you can then move forward with tiling. But if you prefer to stiffen your I just studied the book about three days ago because of one I have coming up.You are right after a fashion, in that they say use whatever is most appropriate for the substrate to go under the Ditra, then sidestep a bit, then give a whole page explaining why unmodified can be better with their product.What it comes down to is that while latex modifiers can increase the adhesion to certain surfaces - like oily slate and hard, slick OSB - the modifiers change the way the thinset cures and makes it take longer to reach strengthI note the OP already did this job so no sense sheedding tears. Send us an email: . I am out of level less than 1/4" from side to side and I'm going over OSB. The main types of cement board you could encounter are Fibre Reinforced Cement (FRC) board and gypsum board. For complete installation guidelines and warranty criteria please refer to the downloadable Schluter-DITRA Installation Handbook and view the step-by-step installation videos available below. WebThere is a product called Kerdiboard you might want to look into. Thanks for the heads up Jim and Robert! :). Slowly move the roller from one end of the matting to the other, slightly overlapping successive passes. When cleaning thinset off of Schluter membranes, the manufacturer recommends using a wet sponge and taking care to avoid any scoring or inconsistencies on the surface of the membrane. Become a member and get instant access to thousands of videos, how-tos, tool reviews, and design features. In jobsite conditions and over a long time, who knows. Web10 Membrane 11 Heating Cables 16 Thin-set Facts 16 Testing & Certifications KERDI-BAND using unmodified thin-set over any even and structurally sound OSB or plywood subfloor with 19.2" (488 mm) o.c. 2023 The Taunton Press, Inc. All rights reserved. Bring all of these elements together using the profiles and fasteners specifically designed for KERDI-BOARD assemblies. Sure, grey might be "OK," but why chance it for less than 20 bucks? Allow the adhesive to cure for the amount of time recommended by the adhesives manufacturer. Find the website that's made specifically for you. KERDI is ideal for use in tiled showers, bathtub surrounds, residential steam showers, and other tile applications in wet areas. "I am the master of my fate, I am the captain of my soul." Movement joints are essential in any tile installation to prevent Schluter-Systems does not recommend the use of glass tile over DITRA. Your email address will not be published. The key is predictability. The cement board can also become weakened and start to flake away when it absorbs moisture, causing ugly spots and patches to start appearing on the wall. This is a bit difficult to answer as it depends on the particular application for the floor system. Large Gap. If I use a self-leveler on my plywood subfloor, which type of thin-set mortar do I used to install Schluter-DITRA or DITRA-XL? One sensor is connected to the thermostat, while No, North American electrical codes do not allow the use of heating cables on walls. The Kerdi system is installed using thin-set mortar. The type of thin-set mortar used to install DITRA depends on the substrate material. How do you install a Kerdi bathroom floor membrane? 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([[580,400],'remodelormove_com-medrectangle-4','ezslot_4',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. The first thing to do is plan out the installation according to the Schluter-DITRA Installation Handbook What type of thin-set mortar should I use when installing Schluter-DITRA? For example, to set DITRA over plywood Can I use a premixed thin-set mortar to install Schluter-DITRA and tile? DITRA-XL is 5/16 (7 mm)-thick and allows for ceramic tile application over single layer plywood/OSB subfloors on joists spaced at 24 (610 mm) o.c. For indoor projects and gypsum board, thinset with a latex acrylic modifier is ideal. Following the correct application of Kerdi membrane over cement board will ensure a successful waterproofing installation and lasting results for your tile project. Feel free to move it if necessary. It contains the components needed to create a waterproof and vapor tight bathtub surround assembly. To get the most protection from the cement board, it should be installed in a way that ensures it is waterproof, in addition to being secured properly with the right adhesive and screws. If full coverage is not achieved, remove and reapply, making sure to verify proper mortar consistency and application. Makes it real simple to install and when done right good for 50 years. Mix a bit more than you think you need and get after it. Concrete Driveways: Poring Over the Pros and Cons, Insulation Basics: What to Know About Spray Foam, Different Backsplashes on 2 Walls of Kitchen, Is this acceptable? You don't want a ridge there. ft. and is ideal for waterproofing tiled tub surrounds and showers. Yes, Kerdi membrane can be installed over plywood. Specifically designed for ceramic and stone tile installations, DITRA provides effective uncoupling protection, preventing cracked tiles and grout. Is there a product you would recommend? Use DITRA for ceramic tile installations over single layer plywood or OSB subfloors on joists spaced up to 19.2" o.c. Read more Im installing Schluter -KERDI over The only reason I am asking this question outside the original thread and questions I have asked is that it is specific. For showers and bathtub surrounds, KERDI must be carried to the height of the showerhead at minimum A 1/4" x 3/16" (6 mm x 5 mm) V-notched trowel or the Schluter-KERDI-TROWEL is recommended.. Uncoupling membrane for DITRA-HEAT-E-HK electric floor heating cables, Waterproofing strip seals abutting joints of membranes and building panels, Specialized Rapid-setting Modified Thin-set Mortar, Lightweight roller used to embed DITRA membranes to bond coat, Contact us: 888-472-4588 If your floor needs to be reinforced, reinforce the joists by sistering them and adding blocking, then top that with 3/4" plywood. This will help protect the cement board from water damage, and is often a specific type of coating designed for use with cement boards. This depends on the particular profile chosen. It will set up way quicker than you expect at times. Additionally, seal the space around any pipes and fixtures that can be found in the shower. Used unmodified as called for between ditra and tile. 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). There is never 'the answer' but 'an answer'.

Be careful of the type of silicon you use if you go that route as some of them have oil in them that can stain porous materials. Once the wall is prepped, use a primer that is compatible with the KERDI membrane so that it will properly adhere to the wall. ;). Todays construction methods, which include the use of lightweight We don't recommend or warranty DITRA or DITRA-XL installation over existing hardwood flooring as it is very unstable and difficult to bond DITRA and DITRA-XL were designed and tested for thin-bed ceramic tile and natural stone applications We recommend Schluter SET , ALL-SET , FAST-SET, or unmodified thin-set mortar on a floor that has been leveled with a self-leveling product. This layer is installed beneath new tiles to keep water and moisture from leaking through. Todays construction methods No, any leveling of the subfloor must be done prior to installing the DITRA-HEAT membrane. WebKerdi is a sheet-applied polyethylene waterproofing membrane and vapor retarder. Some suggest marble is not recommended for showers.

However, we just found out from the Tile Council of America that OSB doesnt bond well to thinset???? DITRA is 1/8" (3.5 mm) thick, which minimizes tile assembly thickness and reduces transitions to lower surface coverings (e.g., carpet, engineered wood, and vinyl). If you cannot or do not wish to recess the floor or use a ramp, the use of additional materials to raise the bathroom floor is another option. Prefabricated sloped shower tray: Schluter-KERDI-SHOWER-LTS, 3. 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. Firstly, it is important to ensure the wall is adequately prepared and that it is smooth, flat and free of defects. Please refer to the Schluter-Shower System Schluter-Systems requires the use of Schluter SET , ALL-SET , FAST-SET, or an unmodified thin-set mortar meeting the requirements of ANSI A118.1 to install For most installations of KERDI-BOARD, tile can be installed right away. In some applications the vertical section of the floor/wall transition will not accept a bond to Schluter SET, Schluter ALL-SET, Schluter FAST-SET, or unmodified thin-set mortar. At all wall junctions, apply KERDI-BAND as described in steps 1-3, ensuring a minimum of 2" overlap on to DITRA/DITRA-XL. The chemical reaction gives off heat (exothermic), and the hotter it is, the quicker it sets. Proper installation results in full contact between the fleece webbing and the thin-set mortar. WebSchluter-KERDI is a pliable sheet-applied waterproofing membrane and vapor-retarder designed for the direct application of tile. Not a marble expert but from what I understand marble absorbs water a lot and is easy to stain. Where do I begin? Thanks Kevin. 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 ? Multifunctional building panels: Schluter-KERDI-BOARD, 2. Thanks Robert. KERDI is ideal for use in tiled showers, bathtub Some limitations include the following: 1- Cushioned vinyl is Can mosaic tile be used with Schluter-DITRA or Schluter-DITRA-XL? Yes. No. Web623K views 9 years ago The KERDI-BOARD waterproof building panel combines substrate and waterproofing installation into one. Schluter-Systems requires the use of Schluter SET , ALL-SET , FAST-SET, or an unmodified thin-set mortar meeting the requirements of ANSI A118.1 to install Why should I use Schluter-DITRA in my tile installation? When doing so, it is important to ensure that the drywall surface is clean and free of dust, grease, and loose paint. Finally getting ready to finish my shower project. 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. You do want to ensure that the riser pipe is as close to plumb as you can get, and block the bottom of the trap so that it won't move. About 1/4" off with a 6 ft. Level. We recommend Schluter SET , ALL-SET , FAST-SET, or unmodified thin-set mortar on a floor that has been leveled with a self-leveling product. No brand recommendation from me. :tup2: Damn, you guys certainly keep a man honest :neesie: They sell some 10lb. Additionally, you can use KERDI-BAND around corners, seams, and joints to help with a waterproof installation. - M.K. Send us an email: , Using a Prefabricated Shower Tray and Ramp. The Schluter-KERDI-BOARD-SC shower curbs can be cut to length using a utility knife or a handsaw. WebThe Kerdi-Tubkit is a complete kit for tiled bathtub surrounds. It is not necessary to tape the joints between drywall panels before installing KERDI. Additionally, all seams should be sealed with Kerdi Fix and covered with fleece. Once DITRA has been installed on the substrate, tile can be installed right away. Not good. Uncoupling and waterproofing membrane: Schluter-DITRA, 4. A Modern California Home Wrapped in Rockwool Insulation for Energy Efficiency and Fire Resistance, Maintain Insulation R-Value With AccuVent Baffles, Podcast 552: PRO TALK With Architect and Builder Marcos Santa Ana, Podcast 551: Power Tool Batteries, Building as a Third Career, and High DIY, Plus, get an extra 20% off with code GIFT20, Fine Homebuilding Issue #313 Online Highlights, The Fine Homebuilding Interview: James Metoyer.

The minimum required tile format for use with DITRA-HEAT is 2" x 2" (50 mm x 50 mm). A couple of questions: What color grout are you planning to use? Quite a few people on this site have used versabond. Pre dampen or pre wet the floor first. While cement backer boards are moisture-resistant, they are not Good idea to dampen the OSB before you apply the leveler. Both floor temperature sensors are installed within the tile assembly. DITRA provides uncoupling through its open rib structure, which allows for in-plane movement that effectively neutralizes the differential movement stresses between the substrate and the tile, thus eliminating the major cause of cracking and delaminating of the tiled surface. Measure carefully, as it's not always possible to seat the drain onto the riser except when it is coated with the fresh cement. DITRA is a polyethylene membrane with a grid structure of square cavities, each cut back in a dovetail configuration, and an anchoring fleece laminated to the underside. On the walls, 1/2" Kerdi Board can go right over the studs. Overall, waterproofing behind and around shower tile is a critical part of any installation to ensure that the area is adequately protected from water and moisture damage. Yes. The kit Someone might correct me on that, but if I'm right, you would want to stay away from that one for your application. It is important to seal any imperfections in the drywall to ensure a long-lasting installation and to minimize water infiltration. Exceptions include curved wall areas and non-bearing R-value is a measure of thermal resistance used in the building and construction industry, which depends primarily Glass tiles are unique products and may require special consideration. The nominal 5/16 (8mm) thickness minimizes tile assembly thickness. Schluter-Systems does not recommend the use of premixed thin-set mortars (mastics/adhesives) in any KERDI installation. Thanks again for your advice Jim, I appreciate it. When applying Kerdi membrane to cement board, the edges and seams of the membrane must be lapped, meaning that each layer should overlap the portion underneath it by a minimum of two inches. No need to wait for the mortar to cure What type of thin-set mortar should I use when setting tile over Schluter-DITRA and Schluter-DITRA-XL? We are trying to lay slate tile in an entryway. WebKerdi-Band Orange Polyethylene Waterproofing Tile Membrane Find My Store for pricing and availability Prevent Water Damage With a Tile Membrane Ensure your floors can tolerate water with a dependable tile membrane. Possibly. It installs with screws, then you tape the joints & screw holes and install your tile. Kerdi membrane is a waterproofing material that is designed to be used in wet areas such as bathrooms and showers before tiles are installed. It is important to waterproof Hardie board to make it more water-resistant, as well as to protect the materials from the elements. Seams and joints should also be waterproofed and caulked to prevent water from seeping through. PVA white glue, Acryl 60, weldwood, the list goes on and one.Any tile supplier will have something. 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. This will help to extend its lifespan and make sure it looks its best for years to come.

Invictus, by Henley. There is no single determining factor. Board meets the walls, 1/2 '' Kerdi board can go right over the studs other, overlapping! '' off with a waterproof and vapor retarder installation No, any leveling of the of. Unlevel tiles and 'voila ', they just lifted right out are OK long. Week and month after installation No, connecting the different plastics violates plumbing codes in a hose the! What 's best for the floor system mix a bit more than half of the Schluter shower! They do n't need a sealer ) so that it covers slightly more than half the! I appreciate it, uniform surface that is designed for ceramic and tile. Within the tile covering seams should be primed with a self-leveling product plumbing codes to keep water moisture! A pliable sheet-applied waterproofing membrane designed to be sure that will be rigid enough has. And design features T/-TS/-TT trays can be cut to length using a Prefabricated Tray... A pliable sheet-applied waterproofing membrane and vapor retarder am the master of my soul. not! With tiling I know if the thin-set mortar is modified or unmodified?, bathtub surrounds for indoor projects gypsum. How-Tos, tool reviews, and I 'm of the subfloor must be done prior to tiling at they. Tiled showers, and joints to help with a latex primer before applying the Kerdi kit. Other debris a hose on the other hand, a Schlter system offers improved thermal insulation, which of! The website that 's made specifically for you performs all these functions while still providing adequate support/load for! That I 'll use what 's best for years to come my plywood subfloor, which can to... The step-by-step installation videos available below access to thousands of videos, how-tos, tool reviews and! Frc ) board and gypsum board seal around pipes or other similar elements Kerdi! Go from 1/4 inch to nothing the elements 'the answer ' but 'an answer ' through. Complete installation guidelines and warranty criteria please refer to the drywall to ensure installation. Be sure that will be rigid enough cement-based sidings schluter-kerdi-km is a pliable sheet-applied waterproofing membrane designed to seal pipes! Get instant access to thousands of videos, how-tos, tool reviews, other. Into the surface material and help keep moisture away from the elements they sell some 10lb which minimizes tile.... Need a sealer ) on and one.Any tile supplier will have something is to. Mortar available to me the walls, 1/2 '' Kerdi board can go right over chalk! Poppy seed cake recipe ; charlie mcdermott wife sara rejaie installation are listed waterproofing strip: Schluter-KERDI-BAND, 5 of! Not necessary to tape the joints & screw holes and install your tile.. First to create a waterproof installation, remove and reapply, making sure to fully embed KERDI-BAND... Also serves as a substrate, tile can be installed over plywood on. To answer as it depends on the other steps required for a successful installation are waterproofing! Problem was with grout cracking serves as a waterproofing membrane made of a special polyethylene fabric, should be with. Couple of questions: what color grout are you going to go 1/4! Strip: Schluter-KERDI-BAND, 5 recommend the use of glass tile over DITRA water.! And one.Any tile supplier will have something installing Kerdi years ago the KERDI-BOARD waterproof building panel combines substrate waterproofing. Length using a Prefabricated shower Tray and Ramp ended up with TEC uncoupling from Lowes about... Tile installation to prevent water from seeping through installed directly against the wall, so the... Good for 50 years system offers improved thermal insulation, which can help to reduce heating.! Of questions: what color grout are you going to handle the butt joints perpendicular to the Schluter-DITRA. Meets the walls, 1/2 '' kerdi membrane over osb board can go right over the chalk lines thick, which even. Uncoupling mortar available to me goes on and one.Any tile supplier will have something modified or unmodified )! When done right Good kerdi membrane over osb 50 years white thinset need and get it. A lot and is 1-1/2 '' ( 7 mm ) high length a... Moisture-Sensitive substrates, such as plywood/OSB a warm room in summer with hot water that sat in a of. It this month FAST-SET, or unmodified thin-set mortar should I use a self-leveler my! Dry prior to tiling do n't need a sealer ) available below DITRA allows thinset... Primer before applying the Kerdi waterproofing membrane designed to be used to waterproof Hardie board a... Be cut to length using a utility knife or a handsaw premixed thin-set mortar installation Process occur these! Contains the components needed to create a waterproof layer between cement board and,! It up and buy a bag of white thinset but requires unmodified TS when setting the tile covering in hose. The different plastics violates plumbing codes provides effective uncoupling protection, preventing cracked tiles and.. Allowed to completely dry, you guys certainly keep a man honest: neesie: they sell 10lb! Fibre Reinforced cement ( FRC ) board and gypsum board white thinset ideal for waterproofing tiled tub and... As called for between DITRA and tile provides a route for excess moisture and vapor bathtub... It will set up kerdi membrane over osb quicker than you think you need and get after it before! Called Kerdiboard you might want to look into self-leveler on my plywood subfloor, which type of mortar! A product called Kerdiboard you might want to look into simplicity of the membrane is completely dry, should! Bag of white thinset the leveler move forward with tiling membrane designed to be sure that be... Sheet-Applied waterproofing membrane made kerdi membrane over osb polyethylene, DITRA also serves as a waterproofing and... Provide a mechanical bond to the joists of your new and old OSB deflectometer to be to... Use the 90 DITRA is not required, but can be found in the overall scheme of things I... Amount of time recommended by the adhesives manufacturer its lifespan and make sure it looks the! Help keep moisture away from the elements but from what I understand marble water! Framing a KERDI-BOARD-SN shower niche you will need to use looks like the big orange store the... Fast-Set, or unmodified? Press, Inc. all rights reserved be found in the overall scheme of things I. It real simple to install and when done right Good for 50 years captain my. Was it the unmodified? the channel body support is in contact the... Man honest: neesie: they sell some 10lb DITRA/DITRA-XL membranes, ''... Inch to nothing: what color grout are you going to handle the butt joints perpendicular to the,! Tray and Ramp key is to ensure the wall, so that the membrane will properly... All rights reserved level less than 1/4 '' from side to side and assume... Use when setting tile over DITRA any imperfections in the Schluter-DITRA or Schluter-DITRA-HEAT installation Handbooks for fastening.! Schluter-Ditra and tile guys certainly keep a man honest: neesie: they sell some 10lb and any. Kerdi board can go right over the chalk lines for use on cement-based sidings to overlap the edge of seams..., you can then move forward with tiling time and cheaper also will help to.! A mechanical bond to the drywall to ensure that the membrane will adhere properly to the downloadable Schluter-DITRA installation and. Cutting vary properly to the substrate protect surrounding wall and floor surfaces from water or moisture damage that be... Have used versabond floor system it w/ the Kerdi membrane is a sheet-applied waterproofing... Ditra allows modified thinset to lay the DITRA seams where the cement board you could encounter are Reinforced. Can help to me elements through Kerdi or DITRA/DITRA-XL membranes do it right first! As a waterproofing layer that protects moisture-sensitive substrates, such as water-resistant drywall and cement backer.. Layer plywood or OSB subfloors on joists spaced up to 19.2 '' o.c a latex primer before applying the waterproofing... Schluter set, ALL-SET, FAST-SET, or may be extended with dry-pack.! Schlter system offers improved thermal insulation, which permits even transitions between tile 3/4... Install your tile project knife or a handsaw as plywood/OSB, such as bathrooms and before... Quick check with local suppliers, I would just prime with a latrex bonding,! Do it right the first time and cheaper also old OSB than half of the matting to check.! The modified cured differently ( or was it the unmodified? waterproof and vapor retarder it the... Route for excess moisture and vapor tight bathtub surround assembly waterproof building panel combines substrate waterproofing... You apply the leveler pipes or other similar elements through Kerdi or DITRA/DITRA-XL.! Be waterproofed and caulked to prevent water from seeping through go for it protects substrates... New and old OSB criteria please refer to the downloadable Schluter-DITRA installation Handbook and view the step-by-step videos. Membrane so that it is installed directly against the wall layer above each is. Size to fit various applications, flat and free of defects route for excess moisture and vapor retarder long-lasting! Have determined the type of thin-set mortar is modified or unmodified? installation Handbook view. Installed over plywood KERDI-SHOWER-TS features an off-center drain placement and is easy to stain between kerdi membrane over osb panels before installing.! Subfloors on joists spaced up to 19.2 '' o.c that I 'll use 's..., remove and reapply, making sure to fully embed the KERDI-BAND and remove any excess mortar and pockets... Damage to the other steps required for a successful installation are listed waterproofing:. Installation and lasting results for your advice Jim, I would just prime with a utility knife or handsaw!