However, can you install a Kerdi shower pan alongside cement board walls? How should I transition between cement board floor and alcove tub? MTVlM2M2MWZlYWNiM2RjYTg2N2Q4Mjc3YTliOWRkODMyYWM1ZjFhMDVhMjVi Added 10/31/2011: Part One of Tile Bathroom Remodeling explaining the uses of Schluter Kerdi-board is now on sale. i would just redgard anything that left me in doubt; money well spent. Whether or not you need a Kerdi membrane is a factor of use. Tiles can be installed directly on KERDI using the thin-bed method. This could void Schluters warranty, and the joint may not be adequately waterproofed or sealed. It is not recommended to mix and match components from different manufacturers or systems, as this can compromise the effectiveness of the waterproofing and increase the risk of leaks. Period. #2 - Your suggestion has plenty of merit though. Actually if you watch any pros work (not on crappy shows) on TV you will see them use backer board 99% of the time. R134a Charge as Liquid or Vapor Recharge Guidelines, Proper Walk In Freezer Superheat Everything You Need to Know. This will ensure you avoid blunders resulting in costly damages and repairs. NzYyYzgyNjRiYjZmODY4OTEyMTdhMWVhMGViMTJjNWM0Mzg0NzY4ZjI3M2Jk Mongo - you said "And no, it doesn't matter if the wall membrane overlaps the tray membrane or the tray membrane overlaps the wall membrane, as long as you have sufficient overlap"if you install horizontally does it matter then? Now that you know a Kerdi shower pan can be installed alongside cement board walls, its time to get into the nitty-gritty. YTBhMmVmZWE5NzFhMTg4ZmQxMjE3YzcwZDAyZDhlOGExYmY5ZmQ3ZTkyZjNj It's not a matter of trusting the Kerdi. Note: Water testing of the assembly 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). The shower base pan has a 'lip' at the sides. Tray dimensions are: 38 in. 3 Beds. Also, can the membrane and band that come with Kerdi, be used on the cement board where they meet at the wall? If using RedGard or something like that, you better call Schluter tech support because the fleece on the Kerdi and the thinset work together in a certain way to block water. If you would like to change your settings or withdraw consent at any time, the link to do so is in our privacy policy accessible from our home page.. To allow for greater movement, the center section of the KERDI-FLEX can be tucked into the cavity of the expansion joint prior to bonding. Take your time and pay attention to detail. YzUwNWI3YmQxOTQxNjgzY2U4MjdkNDA3MzQ2ODBjYmVlOTA0MDQ1NmMyNmEy ', referring to the nuclear power plant in Ignalina, mean? Measures 12 in. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Some being easier to work with than others. KERDI-DRAIN grate and flange must be ordered separately. YzQ5NWYxNGI5Zjk1ZDczYTYxYjE3ZGFjMGE4ZDU5Njc5OWJhNDQ3ZWJiMjY2 Holes can typically be repaired by installing a patch of KERDI or Schluter-KERDI-BAND with What is a water test? . I think it is engrained in me to do that so I forget to mention it. Learn more about Stack Overflow the company, and our products. DIYers on this forum seem to have nothing but problems with Hardi. It has an expoxy surface, over a fiberglass composition core 3. Installing a Kerdi shower pan with cement board walls, Importance of using the entire Schluter system. All you need are the right set of materials and some proper guidance. Then I'll drypack or Kerdi Tray the floor, put kerdi on the floor, Kerdi the floor-to-wall seams, and tile the floor and fill in the bottom courses of wall tile. Im installing Schluter-KERDI over drywall in my shower. There are two methods to seal KERDI to a bathtub. Dal Tile Kerdi-Shower-Kit 38-inch x 60-inch Off-Center Shower Kit in ABS with Stainless Steel Drain Grate . KERDI was developed as a waterproofing membrane to be used in . 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. In normal residential use I wouldn't worry about it. 3. Cortona by Jetcoat shower wall systems features encaustic tile-look shower walls to create a bold statement in your bathroom. 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 It doesn't matter but you absolutely need to use both a substrate and a waterproofing membrane. Can I install Kerdi board next on the walls bring it down to the membrane? Why is My Bathroom Sink Leaking At Wall Connection? If cement board had been used, most likely the damage would have been much less that what I have to deal with now. Will use the Schluter Shower system. MjdkOGQzMmFmMDZmOWJhMjQ2YTAzZmViNTNiY2EwMTMyMTA0MDA5ZDE5ODkx I have poured the preslope on the cement floor, and installed the Oatey PVC membrane and 3 piece drain. Passing negative parameters to a wolframscript. I usually use Durock. As for the shower pan, follow Schluters instructions on installation. Its pretty durable and can withstand moisture exposure. 2. However, the cement board walls must be layered with a Kerdi membrane to prevent water or moisture from seeping through. YTMzNjMwMDQ0NmQyZGJhZWEzZTEzMGNhNjIzOTQ2NTkyNjcxOGQwNTRmNWU1 x 96 in. Schluter KERDI-Board-SN: Shower Niche (with Shelf) 12"x28" (Two Pack) . It's not them. The walls are cement board and I purchased a few gallons of Redguard for waterproofing them. A cement board is an ideal type of material to use in shower walls with a Kerdi pan. ZWJlNmRlMmMzYzllNDk3MjNkYmZlMDBmZjkzNGUxYTk1ZjJhNGU4NTNmNGEx The other thing you must remember is that the seam between a Kerdi shower pan and the cement board wall must be sealed. Will add it in. Do I need to start over or can I simply repair the hole? Using a Kerdi shower pan with cement board walls is a reliable and effective method for creating a waterproof shower. The Schluter-Shower System is an integrated family of products that together form a fully bonded, watertight assembly for tiled showers Do I install the Schluter-KERDI-BOARD-SC shower curb or Schluter-KERDI-BOARD-SB shower bench on top of or adjacent to the Schluter-KERDI-SHOWER- T/-TS/-TT shower trays? Waterproofing, or Tiling techniques, or Bathroom remod's. etc. Features a 1/2 in. Out of curiosity, why are any of you suggesting backerboard at all? ZTg0NzQyMDkyYzY3MWJkMDdhNmM4OGY4MmZhYTRhNWVlNzJjMDhhMmFlNWY0 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. 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? Mold and mildew resistant and easy to clean shower pans. 5. Waterproofing the shower also helps to prevent leaks and moisture damage in adjacent rooms, which can be costly to repair. Upon measuring the floor level for my shower threshold for my curbless shower, I realized the threshold was not level. The Kerdi-Shower-TS is designed to integrate with the Schluter-Kerdi-Drain. Standard FRP. Thanks everyone - and I don't think the "someone else" has installed kerdi. @JimmyFix-it - You are right. Install new kerdi-band along the floor seam where the shower pan meets the ditra. 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. Slag Concrete. KERDI-DRAIN grate and flange must be ordered separately. 4. @DMoore- OK, I agree that with redguard it would be redundant. For floor/wall connections, use KERDI-BAND. As a contractor, I have been using Kerdi since it came out. You can lap the floor Kerdi up and on top of the wall membrane, or use a strip of kerdi to connect the wall membrane to the tray membrane. Ceramic Steel. OGFiMDViY2JkNDE5ODNiYmVlZmE1YzI0MjQ4MGIyMzQ0ZTdlNDlkYmZlMmU2 eyJtZXNzYWdlIjoiMzExM2Q5YTNhNDZhOTUyZWQzMmIxZGE3NTMzMWE4MTEz Assumption is that the mprtar bed for final slope will also apply pressure to the lower inch or so of kerdi? x 38 in. Proper waterproofing is essential in a shower because it prevents water from penetrating the walls and floor and causing damage. They all came over to my first install to check it all out. Maintaining a well-manicured lawn can be an essential aspect of homeownership. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Backerboard plus a waterproofing membrane like Redgard is all that is needed for tub surrounds with thinset then tile. https://www.youtube.com/channel/UCaC_m-r_CXQ-jXQK28M17wQ. BlueSky. Browse other questions tagged, Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site. The Kerdi shower pan is a popular choice for waterproofing showers because it is easy to install and creates a reliable waterproof barrier. Once the shower pan is in place, the next step is to install the Kerdi membrane and bands on the walls. For inside and outside corners, adhere pre-formed KERDI-KERECK-F corners. Kerdi pan WILL work perfectly fine with cement board walls, but that assumes the walls are covered with Kerdi membrane. The kerdi membrane will also extend 4" up the north wall and 4" up the west wall. As you install the cement board over the lip of the Kerdi shower pan, there will be a joint that needs to be sealed. Please call Schluter-Systems Can I install Schluter-KERDI over drywall in my tiled shower? The Schluter Kerdi drain pan will work with the cement board walls. Can I install Kerdi board just on the walls of my shower and use a PVC membrane on the floor? LCJzaWduYXR1cmUiOiI0YmRmYTU0YzI5MWFkMDEzNzFjNjgyNTUxNjZkYTU5 Make sure the subfloor and walls are in good condition and properly prepared to receive the shower pan and tile. No. wide integrated bonding flange. Choosing the right lawn mower can make this task much easier and more efficient. The price is $9.95. Plank. What were the most popular text editors for MS-DOS in the 1980s? 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. OK - I thought I knew this - that's why I answered Obviously - I was wrong. Because of the simplicity of the Schluter Kerdi Shower Kit, it is typically one of the most DIY-friendly waterproofing options.. For detailed instructions on how to install the Schluter Kerdi Shower Kit, I recommend that you read my article linked here or check out . You are wise to use a cement board. From the middle to the east side of the threshold was level. Subsequently, a cement mortar shower base is built over a waterproof membrane that connects to a special drain containing weep holes in its base. You provide the pitch during the tile set. This is something you may not get when you mix two waterproofing systems. Not even the plumber's fault as it was just a bad valve. But because cement board walls are also an ideal option, its only fair that I share with you a comparison of these two wall materials and their performance. Asking for help, clarification, or responding to other answers. Make sure the last fixture you connect to your wet venting system is the toilet. KERDI features a modified polyethylene (PEVA) core with non-woven polypropylene on both sides to anchor the membrane in the thin-set mortar. And will use a Kerdi pan. In general, unmodified thin-set mortar is a blend of Portland cement, sand, and water retention agents that is mixed with How far up the wall do I need to install the Schluter-KERDI? Can they really support the tile assembly? and KERDI-SEAL-MV at the mixing valve. Follow up. Schluter says that the Kerdi membrane and tile can be installed over standard gypsum wall board without any problems. Thanks for contributing an answer to Home Improvement Stack Exchange! Specifically, it focused on how to install a moi. YWYyN2IyMmY0NDJhMGEyNmJmYmQxZTY1OWY1ODg5OTQ4ZDIwNDg4OGVlNjEx depth. The you can even just use drywall. ZTliNDEzYTU0MjEzYjEzM2M5NzI4MGJjNmFlZjhkZjdlZWY4NDUzMmUzMDZk Once the entire membranewith seams, corners, and connectionshas been completely bonded, and therefore waterproofed, the covering may be applied. I see Kerdi makes a product, but so does Oatey. This design allows it to be easily cut and molded to fit the shape of the shower and create a watertight seal. There is definitely skill & planning required to doit right. NTliZjRkNWNhZTkzY2ZjN2IzZjVjN2JhYTU5OWNiZDg0ZWY4OGNjMzlhYjM3 is the contractor creating a waterproof schluter-kerdi shower? Redgard is a similar product. Schluter says that the Kerdi membrane and tile can be installed over standard gypsum wall board without any problems. The Kerdi shower pan is installed by cutting it to fit the dimensions of the shower and attaching it to the subfloor using thin-set mortar. Induro. One side of the membrane features printed gridlines Can I install glass tile over Schluter-KERDI? It costs more but it;s worth it for the ease of install IMO. The kerdi membrane will also extend 4" up the north wall and 4" up the west wall. Carefully grind away any old thinset right up to the hex-tile edges. After the Kerdi goes in, I would pour the final slope for the shower floor and tile overtop. KERDI-SHOWER-TT features a thin perimeter height (29/32" [23 mm] - 1-1/32" [26 mm]) that simplifies curbless shower construction. The Kerdi system is compatible with a variety of surfaces and installation methods, making it a versatile option for many different shower projects. My question is this: Do I finish installing and waterproofing the pan or the wall first. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. Home Improvement Stack Exchange is a question and answer site for contractors and serious DIYers. NWE0MGVjYjA5YTY0M2NlM2FkNzdlNWFhODg3ZWJlYTU4ZGI1MDQ5ZmZkYTc3 The consent submitted will only be used for data processing originating from this website. Schluter Kerdi membrane is a flexible, sheet applied waterproofing and vapor-retarder membrane that is typically applied to shower walls, bathtub surrounds, and other tile applications where moisture will be present. 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? This may involve reinforcing the subfloor or adding additional layers of material, depending on the condition of the existing subfloor. MGE2MjY2MmFjMjI5ZDFiYmY2NzYzODI4NWU4Y2Q1NjI1M2Y2NTk5MWVmNDQ3 Before proceeding though, the installer should get this method approved through the local building inspector, as it is counter-intuitive. Here is a video off the Schluter-Kerdi website that describes how to apply the waterproof membrane on top of the substrate (gypsum board in this case): http://www.schluter.com/schluter-us/en_US/Shower-System/KERDI-SHOWER-KIT/Schluter%C2%AE-KERDI-SHOWER-KIT/p/KERDI_SHOWER-KIT. This is typically done using cement board screws or nails, and the seams between the sheets of cement board should be sealed with thin-set mortar and fiberglass mesh tape. Will the same adhesive work or should i use thinset and kerdi tape for that seam? The best way to create a waterproof shower is by installing the Kerdi shower pan first. You need to do some Reading about showers and baths foundational issues.
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