Bathroom Subfloor Thickness | DIY Home Improvement Forum Use a reciprocating saw to cut the wood, and pull out any nails securing the material with a hammer or pry bar. Market Research for Exporting to the U.S. Catalina 2021 Ceramic and Stone Tile Market Report, Kitchen and Bath Cabinets Countertops Reports. >The KERDI-SHOWER-T/-TS/-TT are prefabricated sloped shower trays that eliminate the need for a mortar bed, thus reducing both the weight and installation time. Multifunctional building panels: Schluter-KERDI-BOARD, 4. Remove any dampness or debris on the . CTRL + SPACE for auto-complete. While the KERDI membrane is used in the image above, note that KERDI-BOARD multifunctional building panels are also suitable. Is it safe to publish research papers in cooperation with Russian academics? Waterproofing strip: Schluter-KERDI-BAND, 6. With the KERDI-SHOWER-TT thin shower tray on a wood subfloor, you can build up the rest of the bathroom floor by installing either a 5/8" or 3/4" plywood/OSB panel on top of the wood subfloor along with DITRA or another Schluter-Systems uncoupling membrane. The grate assembly accommodates a wide range of tile thicknesses and allows lateral and tilt adjustment as well. I ripped my old shower down to the studs and joists. Though you can make your own shower pan, our experts say this project is best left to professionals and experienced tile setters. Is it safe to publish research papers in cooperation with Russian academics? This provides the bonding element for the concrete and gives it something to hold onto. The modal window is a 'site map' of the most critical areas of the site. Run a thin bead of silicone around the perimeter of the drain. Does the 500-table limit still apply to the latest version of Cassandra? By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Unless you waterproof the entire room floor, walls, and ceiling, steam induced moisture is going to penetrate SOMEWHERE to wood. What does "up to" mean in "is first up to launch"? What is the difference between a shower tray and a shower pan? Lay the waterproofing material on the floor of the shower, running it about five inches up each of the walls. A subfloor is the layer at the very bottom of your shower pan. Fold the corners into place; do not cut the corner material. Different options and thicknesses of DITRA membrane are available to best suit the needs of your project. Bring all of these elements together using the profiles and fasteners specifically designed for KERDI-BOARD assemblies. While the 1955 code permitted site-built pans only in special cases where the installation of a premade pan was demonstrably impractical, such pans are now common and have their own provision in section P2709 of the IRc. What differentiates living as mere roommates from living in a marriage-like relationship? Replace the top cap and screw or bolt it tightly into position. Start your subscription today and save up to 70%. Hardwood Flooring. With the KERDI-SHOWER-TT thin shower tray on a wood subfloor, you can build up the rest of the bathroom floor by installing either a 5/8" or 3/4" plywood/OSB panel on top of the wood subfloor along with DITRA or another Schluter-Systems uncoupling membrane. With a screw gun, install 2-inch deck screws alongside each existing nail or screw to securely fasten the subfloor to the joists. Site-Built Shower Pans - Fine Homebuilding KERDI-LINE is an elegant, low profile linear floor drain specifically designed for bonded waterproofing assemblies. Shower pan over 2nd story wood subfloor install - JLC Online To subscribe to this RSS feed, copy and paste this URL into your RSS reader. We also smartly list products and services to help in moving your project along. Prefabricated shower tray: Schluter-KERDI-SHOWER-T/-TS/-TT, 3. Build a high border around the perimeter of the shower, about 1/4-inch below the tile top perimeter line. Over a concrete subfloor use a bonded mortar bed of appropriate thickness to build up the rest of the bathroom floor. Most homes will consist of a standard subfloor constructed of running boards laid over floor joists, a plywood layer over the running boards, or if on a first floor, the subfloor can be a concrete slab. What should I follow, if two altimeters show different altitudes? With KERDI-BOARD, you can build custom vanities, shelving units, bathtub surrounds, free-standing partition walls, kitchen islands, and so much more. TileTip.com is your premier source for tile information and all the remodeling questions you have before, during, and after the installation. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Let the tile fully cure. 3. Hold the 1-by-4 rod on edge against the surface of the subfloor and move it across the surface of the mortar in a sawing motion. How to Prepare a Subfloor for a New Fiberglass Shower Pan in the area of concern. Counting and finding real solutions of an equation. Designed to accommodate the KERDI-DRAIN point drain, the KERDI-SHOWER-T/-TS/-TT shower tray can be installed over a recessed subfloor to create an even transition from the floor tile right into the shower. Your email address will not be published. Spread grout across the surface of the tile with the rubber tile float. For a seat designed for sitting, that hazard could be argued as bather beware if he chooses to stand on it. Your email address will not be published. DITRA is specifically designed for ceramic and stone tile installations. for 2x6 joists w/ a 40" span under the shower pan? Use tile spacers to maintain proper distance between tiles. Allow mortar to cure overnight before installing the base or pan. I plan on replacing some studs and sistering others. Premanufactured kit showers may be installed without worry. Water that gets into the mortar bed won't be able to drain out. This doubles as an anti-fracture membrane which is painted onto the surface of the concrete with a paintbrush or a paint roller. VASPKIT and SeeK-path recommend different paths. In such a high humidity environment, I'd remove the existing sub-floor and put in pressure treated plywood in the entire room. Jan 21, 2021. The layers will create a slope toward the drain while keeping the surrounding materials waterproofed. Required fields are marked *. Is there any way to alleviate the movement from the hangers? Let the primer dry. His has been published online through GTV Magazine, Home Anatomy, TravBuddy, MMO Hub, Killer Guides and the Delegate2 group. Hassle with 5/8" first layer, especially with OSB, is that it's very easy to strip the hole with the screw. A piece of plywood can be purchased in 1/2 or 3/4 thickness, and most cement backer boards will be 1/4, 1/2, or 5/8 thick. This can be tricky to set up and should be planned for ahead of time when building a curbless shower. Afterwards, a shower pan liner is installed on top of the slope bed, flattened and stretched tight across the shower pan and stapled into place roughly 6 inches up the wall studs. Due to its thin perimeter height, the KERDI-SHOWER-TT is an ideal choice. In the mixing tray, mix the mortar with water, using a garden hoe. It only takes a minute to sign up. To learn more, see our tips on writing great answers. Like all drains, the intent is for bulk water to drain through the visible drain opening. Waterproof, multifunctional tile substrate and building panel. With the trowel, taper down the mortar to the shower drain. In order to pull this off I would need to add joists that line up with the dimensions of the shower. Once it dries, it creates a waterproof barrier over which you can install the tile. See Recessing the Shower Floor Technical detail here. Cut and lay down the tar paper on the floor of the shower. The tile is set in a thin bed of mortar or thinset. Write CSS OR LESS and hit save. It would always be wise to waterproof the seat in some manner. This site is protected by reCAPTCHA and the Google. A fully waterproof assembly is easily achieved by sealing seams and fastener penetrations with KERDI-BAND. Tiling Project Guide. Add mortar or small amounts of water, as necessary, so the batch is the consistency of moist mashed potatoes. Mark the top of the coat hanger and withdraw it. You can also use a membrane system, which come in a variety of formats and are either self-adhering or meant to be installed with thinset mortar over the top of the concrete slab. But remember, the code is a minimum standard and not a measure of fine home building. What to use to flatten and prep wall before installing Schluter Kerdi membrane for tiling? His hobbies include horses, motorcycles, road racing and sport fishing. Its strong. Kerdi shower pan in a shower with 2 drains, How do I deal with 3" subfloor overhang and extreme joist notch, Medium term repair for cracked shower pan. Walk-in showers are large showers that can either be created from scratch or built using premanufactured pans and wall panels sold as kits. Curbs must be at least 2 in. Wood floors first need to be able to withstand the weight of a custom walk-in shower. 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. Test fit shower pan drain housing into subfloor bore hole. Use tape and plastic to cover up the shower drain so that the mortar and other debris will not clog it. Increasing subfloor thickness under new shower pan, Installing ceramic tile on top of wooden bathroom floor. If the subfloor is completely flat and level, proceed to step 3. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Install the plywood or cement board on the subfloor using nails or screws. Shower bases must be sloped from all directions to point drains, therefore limiting tile selection to mosaics or other relatively small-format tiles. Usually installers prefer to start with a half-inch of mud around the drain and slope their way upwards from there, roughly 1/8-inch per linear foot. If the liner doesnt leak for the 15-minute duration of the test, it passes. With the trowel, taper down the mortar to the shower drain. How to Create a Shower Floor - Part 1 - The Floor Elf Place the level across the pan or base to determine if it is level both ways. How do you expect to prevent steam from getting everywhere? Did the Golden Gate Bridge 'flatten' under the weight of 300,000 people in 1987? This slope is later refined with a second bed of mortar. Increasing subfloor thickness under new shower pan While the detail images below demonstrate options for KERDI-DRAIN, please note that raising the bathroom floor is also possible with KERDI-LINE. Otherwise, you must install sister joints before . VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Profile that forms a splashguard in curbless showers. Aim for a height of about 1-1/2 inches on the border. All trays feature integrated KERDI waterproofing and are available in several sizes to fit a variety of shower configurations. 3. If needed, cut any finishing pieces to size in order to complete the subfloor installation. This liner is the last line of defense between water and the subfloor. The curb is the open entry point where the user enters the shower. KBRS FAQ | KBRS Shower Systems KERDI-DRAIN features an integrated bonding flange to which the KERDI waterproofing membrane is adhered and forms a waterproof connection at the top of the tile assembly. The downside of these finishes is that they arent themselves waterproof. Because of this, hand-fabricating shower pans can increase the chance of failure, and code provisions generally address two hazards: leaks and sanitation. This only applies to mud-floated showers. The finished floors of showers can slope up to 1/2-in- 12; anything steeper could be a slip hazard. How to Build a DIY Shower Pan Contact us: 888-472-4588 I will have to look some more when I get home, but i don't think there will be any getting around using hangers. above the finished threshold, whether its at the floor level or on a raised curb.