It is important to check the subfloor for level and to make any necessary adjustments to ensure that the shower pan will sit evenly. A Kerdi shower pan would operate efficiently regardless of what is in the wall if installed correctly. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. 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. YzJhYjM5MGVmOTg3ZDk0MGZkYjI5OTI5ZTgxZDFhZDhlYjRiOWJlYzVkOGM1 In addition to the shower pan, the Kerdi system also includes a waterproofing membrane and bands that are used to seal the seams between the pan and the walls. Schluter-KERDI is a pliable, sheet-applied, bonded waterproof membrane and vapor retarder with limited crack-bridging capabilities. 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. There are plenty of waterproofing products out there, but a Kerdi membrane should be your top pick. depth. Making statements based on opinion; back them up with references or personal experience. 1,321 Sq. In most bathrooms, you will likely find cement board walls. ZTliNDEzYTU0MjEzYjEzM2M5NzI4MGJjNmFlZjhkZjdlZWY4NDUzMmUzMDZk Canadian of Polish descent travel to Poland with Canadian passport. Kerdi really offers very little advantage over hardiboard plus membrane. When I watched the videos on Schluter, they had the "drywall" installed first and then they butted the pan right up to the "drywall".but we've now had someone tell us that it goes the other way. Another advantage of the Kerdi system is its durability. All that said? Then drill a single screw through the washer/KERDI-BOARD and into the stud. Install a new mud pan in the void to relevel that portion of the shower pan and threshold (sloped to drain). The Fora platform includes forum software by XenForo. Connect and share knowledge within a single location that is structured and easy to search. The rubber/waterproof layer remains intact on the walls. The Schluter shower pan and membrane, along with the band and other accessories, are all specifically engineered to work together to create a durable and reliable waterproofing system. Is this overkill? At the beginning of this article, I mentioned that the preferred shower setup would be the Kerdi shower pan with Kerdi board walls. OTY4NTcwNWUzNjdiNjViYTBhYTQ4OWQ0NTljMDg1YWM0MGQyZTEzMmVmOWRk Learning is my key. The KERDI-SHOWER prefabricated substrates are made of expanded polystyrene (EPS) foam with a high compressive strength Shower Systems: Schluter Sealed System vs. To create the perfect transition, you should install a fiberglass mesh tape with some thinset. It has an expoxy surface, over a fiberglass composition core 3. It shouldnt be too big, nor should the cement board sit flush with the Kerdi shower pan lip. The Schluter-KERDI-SHOWER-KIT contains all of the waterproofing components, including the shower tray and shower curb, required to create a maintenance-free, watertight shower assembly without a mortar bed. Using Kerdi Schlueter membrane with cement board. Point drain with integrated bonding flange, Complete bathtub and shower base surround kit, Bonded waterproofing and vapor-retardant membrane, Contact us: 888-472-4588
KERDI features a modified polyethylene (PEVA) core with non-wovenpolypropylene on both sides to anchor the membrane in the thin-set mortar. Especially appreciated the references to Who and Whom really matters Dave-- Thank you. Once the subfloor is prepared, the next step is to attach the cement board to the walls. Cement Board is not water impervious - but it is - NOT damaged by water. 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? Manage Settings The KERDI-SHOWER-TT prefabricated sloped shower trays eliminate the need for a mortar bed which ultimately reduces the weight and installation time. 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. Why does Acts not mention the deaths of Peter and Paul? Hello, I just joined this forum. You provide the pitch during the tile set. Should I keep the Kerdi product away from the Redguard? MThhODM4ZmY0YjcyOTViZmEyZDQwNjM3YTc0MjUzNTU3N2JmY2YzNjkzYjM3 MTJmNmI2NDhjYWYxYjk5Y2ZhMjQzMzE2YjdhNjZjNDlhMmU0NjlkZmEzYzdj Slag Concrete. 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. Here is a link that might be useful: My credentials. MGE2MjY2MmFjMjI5ZDFiYmY2NzYzODI4NWU4Y2Q1NjI1M2Y2NTk5MWVmNDQ3 The pan and membrane are made of high-quality materials that are resistant to cracking, peeling, and other types of wear and tear. After the Kerdi goes in, I would pour the final slope for the shower floor and tile overtop. Position KERDI-BOARD on the framing and press a washer into the board every 12 inches up the stud location. But a Kerdi pan costs 2 hours or less of my time. If you install the cement board walls first, there is a high chance of water running behind the shower pan and damaging the surrounding materials. Install the drain adapter, if needed.. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. Be sure not to screw through the shower liner--if you need to screw low on the Kerdi board put a dwang (cross-block) in above the liner and screw to that. Cement board is a bit better, but you need to spray either one before applying the mortar so that it doesn't "skin over" before you can get the Kerdi up. MmY2YzBkNzY4NjZjYzgyZTZkMWE4MzU0YjFjYmVkODUxMmYxZDMzOGMzNWVm It can be used in the creation of a broad range of building elements, such as showers and bathtub surrounds. Schluter type trim edge for 3/8" thick tile? This should create a smooth and durable joint. Thanks CX. Source: forums . The pan membrane goes over the preslope, not under it. 2. The manufacturer of the Kerdi system provides comprehensive customer support, including technical assistance and warranty information. How should I transition between cement board floor and alcove tub? Whether or not you need a Kerdi membrane is a factor of use. The Kerdi shower pan and membrane are specifically designed to create a watertight seal, preventing water from penetrating the walls and floor and causing damage. The kerdi membrane will also extend 4" up the north wall and 4" up the west wall. Specifically, it focused on how to install a moi. If was competing for fixed price jobs, I'd consider it. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. D Kerdi-Board-SN Shower Niche. Install new kerdi-band along the floor seam where the shower pan meets the ditra. Ensure that you get the correct fit and proper drainage slop. 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. It doesn't matter but you absolutely need to use both a substrate and a waterproofing membrane. They all came over to my first install to check it all out. If any leaks are found, they should be repaired before using the shower. Actually if you watch any pros work (not on crappy shows) on TV you will see them use backer board 99% of the time. Why Am I Getting Ants in My Shower Grout? To learn more, see our tips on writing great answers. Plank. In this video I show how I take a shower from studs to ready for waterproof using a mud shower pan and Schluter Kerdi membrane with Ardex 8+9 over the top. Follow up. 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. Is "I didn't think it was serious" usually a good defence against "duty to rescue"? Just take into account the depths when framing out the walls, etc, so everything can properly fit. OGFiMDViY2JkNDE5ODNiYmVlZmE1YzI0MjQ4MGIyMzQ0ZTdlNDlkYmZlMmU2 MzIxMWUwODMxYTkzNmQ3ZjE2YjFiMjJjN2YwNzIzOWJlNDA0NWY2Mzc2Mjc1 MDlmZmFhNThiYjE1ZWU2NjcyZGZhNmMyYzNjOTA1MDc3YjUwODg3ODYxZmFi Once you have installed your cement board substrate, you need to determine what waterproofing system you will use for your shower. Tammy, all you need is a 2" overlap minimum. 4.6 . Both Kerdi board and cement board walls are compatible with Kerdi shower pans. #1 - Backer board has nothing to do with HD or any other big box. 2 Baths. Cement board is the most popular wall material in showers because it's cheaper and more durable than Kerdi board. What precautions should I take installing tile on a backerboard in an area surrounded by cement? However, the cement board walls must be layered with a Kerdi membrane to prevent water or moisture from seeping through. Please call Schluter-Systems Can I install Schluter-KERDI over drywall in my tiled shower? You always consider the direction of water flow We don't want water flowing BEHIND the wall 6. This may involve reinforcing the subfloor or adding additional layers of material, depending on the condition of the existing subfloor. Pan first, "drywall" second. The niche' intermediate shelf isn't actually attached, to enable specific placement for each unique tiling application.
MmY0NzA3NTU1OWYxNzNjNDg4OGU0ZWRjZTQxMWY2ZGZkNWRhYTI3OWVjNGM0 As for the Kerdi, go to the following link. BlueSky. @JimmyFix-it - hardiboard is not really porous unless it is completely saturated. 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. the cost of the tile job. 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
The Kerdi-Shower-TS is designed to integrate with the Schluter-Kerdi-Drain. The membrane is a thin, flexible material that is applied over the cement board walls and adhered to the shower pan using the accompanying bands.
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