The other side with drywall should be moisture free. I found this discussion while researching how to transition from kerdi-board to drywall on top of a pony wall. Drying time for taping compound will vary, depending mostly on humidity levels. First, take kerdi band and wrap the four edges: Then take 4 outside corners (yes, OUTSIDE-- just use them "backwards") and install them like so: Now do the same thing in the back of the niche-- first wrapping the four sides with the Kerdi band, and then using four INSIDE corners: Our thought is the transition to Kerdi board will be outside the shower door and we can get away with less than 2" of Kerdi band overlap. In general, it is recommended that the tile be at least 5/16" (8 mm) -thick and extend approximately 1-1/2" (38 mm) beyond the fixture hardware on all sides. Honestly, most pros leave this out. You basically want to create a dam so that water does not continue under the glass via grout and mortar. Fully embedded KERDI-BOARD Any board thickness suitable 1. If youve taken care when applying and sanding the first coats, the finish coat should require only a very light final application of mud to create a smooth surface. Then painted the caulk and I was good. Not sure what to do for the ceiling since there won't be any tile. Insert the niche and fasten to the studs using wood or metal screws and KERDI-BOARD-ZT washers, placing the fasteners along the seam between the KERDI-BOARD and the niche. I am removing a jacuzzi tub and tiled surround. Keep the band approx. . Butthey extended the cold water line to the toilet so I need to do some rerouting of that water line down below the subfloor and then back up to the original supply location. There will be a glass panel on top of the pony wall, and then the side of the pony wall outside the shower will be painted drywall. Yes Schluter provides them as do many other manufacturers. By Tom O'Brien Issue 168 Finishing drywall with joint compound can be a tricky art to master. Using indicator constraint with two variables. Whether using powdered drywall compound or a premixed product, give the mud a thoroughstirring before using it. I circled one area, but there are lots of these edges." - Lisa Jasper The Kerdi band should be smooth and flat - not wavy/ "3) there is no membrane of waterproofing on the hardboard across from the "wet wall" after 5 1/2 feet up. Learn more about Stack Overflow the company, and our products. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. This may be ensured by making holes in the KERDI-BOARD at the desired fastener locations prior to applying mortar spots. And lastly, just fewer tiles to hang. The exterior paper has a green tint to it helping to separate it from standard gypsum board, and leading to the product being known by most people as "greenboard." Greenboard Is Thicker Than Drywall. With heavy coats, this can require overnight drying, but with light coats in arid weather conditions, drying may take just an hour or so. Pay special attention to the consistency of the thinset. we had a similar situation. The tiles can be installed using Schluter-SET, Schluter-ALL-SET, Schluter-FAST-SET, or unmodified thin-set mortar once the bonding materials used to construct the partition have cured sufficiently to stabilize the assembly. @Jonathan Gunnell Yeah I would recommend having the factory drywall edge covering the edge of the kerdi board if you can. when that is installed I will finish mud that bit of exposed drywall on the other edge and feather it right into the door casing. Where these two meet, what is the proper way to finish it so it's a nice corner? Seeing wet grout joints outside the glass sends a scare into folks thinking the shower is leaking. There should be a very thin layer of compound over the tape at this point, but you will still clearly see the tape through the mud. 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. It does not need to be applied over the entire surface. The boards are simply cut to size with a utility knife. is the contractor creating a waterproof schluter-kerdi shower? I realize I'm resurrecting an old thread, so if I should move this question to a new one, please let me know. But its a good idea to stick to those made by Schluter, calledProfiles. Your existing cornerbead remains in tact and the Kerdi band covers the vertical joint. My floor tiles are 2" x 2"." - Lisa Jasper No - you can not use Kerdi Board on the floor. Apply the First Mud Coat (Fiberglass Tape), Finish Outside Corners and Screw/Nail Heads. @thisisnotadrill Sorry, hope this time it works. You can even paint over it. 1. Before you even create a seamless transition between these two materials, you must cover the seam. 2. i could post a pic if that helps. Connections between the niche and walls are made using KERDI membrane, applied with Schluter-SET, Schluter-ALL-SET, Schluter-FAST-SET, or unmodified thin-set mortar (mixed to a fairly fluid consistency, yet still able to hold a notch). x 38 in. There will be a schluter deco sg (SG100AE12) channel in the middle of the top of the pony wall, embedded in the tiled top for the glass panel. Glass tiles are unique products and may require special consideration. The corresponding QUADEC or RONDEC profiles are installed with Schluter-SET, Schluter-ALL-SET, Schluter-FAST-SET, or unmodified thin-set mortar in conjunction with the tile. Insert the niche and fasten to the studs using wood or metal screws, placing the fasteners approximately 1/4" (6 mm) from the edges of the niche. Absolute game changer. Part of the taping and mudding process includes sanding the dried compound (mud) to smooth the edges, For skilled professionals, sanding is minimal, but DIYers may find that sanding is surprisingly complicated and messy. Air bubbles must be avoided. 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. However, when exposed to moisture, it wont stand a chance. The tiles can be installed immediately using Schluter-SET, Schluter-ALL-SET, Schluter-FAST-SET, or unmodified thin-set mortar. We and our partners use cookies to Store and/or access information on a device. Some professionals omit sanding entirely, simply using a wallboard knife to knock down raised areas of the dried compound. Good Luck. Again, this must be evaluated in accordance with the building specifications. Corner bead consists of narrow paper flanges attached to an L-shaped metal bead. Where these two meet, what is the proper way to finish it so it's a nice corner? You have worked with Kerdi board and are fully aware how rigid it is NOT. Waited a few minutes and pulled the tape and it was damn near perfect. @Tundra Finish Works LLC brings up an excellent point about how the trim terminates around the dining room ( at door and window casings). Schluter-KERDI-BOARD-SN is a prefabricated shower niche made of KERDI-BOARD that can be installed in both KERDI and KERDI-BOARD wall assemblies. If you find yourself dealing with an open seam between Kerdi board and drywall, do not be tempted to tile over it. California Specification 01350 is referenced by various green building standards and rating systems. Tip: I wish I would have put RedGuard on the ceiling as well although I'm not sure if it would help with some of my staining issues from the water that accumulates up there. The kerdi wall will have tile and a schluter profile along the edge. So far you've dealt with I joists and wet shimming. The best approach here is to use a corner bead, preferably the one from Schluter. The sanding dust, while not toxic, can irritate lungs and eyes, so it's important to wear a dust mask and eye protection while sanding. Kerdi-Kereck-F Pre-Formed 90 Waterproofing Outside Corners (2-Pack) Kerdi-Band 7-1/4 in. The size of your selected tile will determine if it's a issue that needs addressing. Fasteners are installed after the thin-set mortar has hardened.Note: See section Waterproofing on the use of KERDI-BOARD in bonded waterproofing assemblies. All shower/tub areas should have concrete board (I prefer hardiboard). Woot. Send us an email: , Using a Prefabricated Shower Tray and Ramp, Features sealed inside corners for effective waterproofing, To enhance its appearance, frame the niche using select Schluter, Larger sizes include a prefabricated, adjustable KERDI-BOARD shelf. Not to toot my own horn but the shower walls came out awesome and I'm really proud of them with 24x24 polished porcelain tiles and schluter jolly profiles as well as Delta hardware and schluter corner shelves. If you are using paper tape, it must be embedded in a layer of compound, and thus the process takes slightly longer than with fiberglass tape. For complete instructions refer to the Schluter website. Consult stone supplier and Schluter-Systems for more information. Spot-bonded KERDI-BOARDMinimum board thickness = 3/8" (9 mm)1. Wipe the surfaces clean of dust before painting or texturizing the wall or ceiling surfaces. $15.40. Use of KERDI-BOARD in non-bearing partition wall systems Minimum board thickness = 2" (50 mm)1. Exceptions include curved wall areas and non-bearing What is the R-value for Schluter-KERDI-BOARD? I need to finish the outside corner above the shower alcove. I am going to put the schluter profile on the edge of the kerdi band but overlapping the exposed edge of the drywall. Schluter-KERDI-BOARD is adhered to the permanent wall in such a way as to provide lateral stability. I've got plenty of extra drywall so that won't be an issue. Glass guy is coming next Monday. Tape up the wall to get an idea of how it will look before you buy all the material. With the joints and corners all taped and mudded, apply a small amount of compound over each nail or screw head and smooth the surface. The top two are the same model Shelf-E squared off and the bottom is a Shelf-E triangle for my wife to put her foot to help her shave her leg. 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. You can run the final row of tile over the joint between the Denshield and of the drywall. Please refer to the Schluter-Shower System How long do I have to wait before I can install tile on Schluter-KERDI-BOARD? No, the KERDI membrane does not have a front/back to it. Certain moisture-sensitive stones, e.g., green marble, or resin-backed tiles may not be appropriate for use in wet areas or may require special setting materials. It consists of an extruded polystyrene foam panel, with a special reinforcement material on both sides and fleece webbing for effective anchoring in thin-set mortar.KERDI-BOARD can be used in a multitude of interior applications. Manage Settings 31. Get it as soon as Friday, Mar 3. Any ideas for repairing water damage on outside corner with a rusty corner bead? Even if you apply the drywall mud, it will be evident that the two panels were incorrectly joined together. I did this before putting the last row of tile up which made it pretty simple. Houzz Call: Have a Beautiful Small Bathroom? I expect that you will install glass panels. If the transition features Kerdi board slightly overlapping drywall, it wont be level. "thanks in advance :-) I know so little about this stuff, but when I watch videos (made by schluter-kerdi) everything looks so tidy and perfect - maybe that's not realistic'''" - Lisa Jasper It should look better than that and it's hard to tell but the wall stud spacing looks extreme and more than 16" I could not see if the screw heads where covered in the photos and in the one picture you can see that the screw and washer fitting where not covered. Cut KERDI to size prior to application. But taping and mudding can be a frustrating job, so it's important to understand the process well. I even rewatched some last night and none of them do it. How do I know if the thin-set mortar is modified or unmodified? 1. Generally, Schluter-SET, Schluter-ALL-SET, Schluter-FAST-SET, or unmodified thin-set mortar is used. What I would be most scared off is the fact that no inside or outside corners appear to have been used. Its possible because the Kerdi board can be installed over drywall. I am actually very proud of how well it came out, being my first ever vertical tiling effort. coarse thread wood screw for wood studs and self-tapping for metal studs) and corresponding KERDI-BOARD-ZT washers. There's maybe a 1/4" of painted wall that rounds the corner before it meets up with the schluter edge. If you do this, make sure to mix the water in thoroughly. Are you doing a curb or curbless? nice and clean! Position KERDI-BOARD on the framing and press a washer into the board every 12 inches up the stud location. If you have found yourself in the above scenario, here is an in-depth guide on transitioning from Kerdi board to drywall. Regarding the corner bead, you can use one from any company. Apply the thin-set mortar using a 1/4" x 3/16" (6 mm x 5 mm) V-notched trowel or the Schluter-KERDI-TROWEL, which features a 1/8" x 1/8" (3 mm x 3 mm) square-notched design. You can end your tile with cap / bullnose or a tile profile edge. It is best to use a hand sanding block; do not use a power sander on drywall. Knowing that the entire bathroom floor has been waterproofed. The shower ceiling is hardibacker and the wall outside the shower is drywall. I have one more finishing tile piece to put over the top layer of tile. Choosing the Best Type of Drywall Compound, How to Successfully Mud and Tape Drywall Yourself, Drywall Hanging Pattern for Ceilings and Walls, 7 Drywall Supplies You Need for Your Project, How to Fill Screw or Nail Holes in Drywall. Make sure that all nail or screw heads are driven down below the paper surface of the wallboard. The Kerdi band is the preferred tape in this scenario because it is waterproof. Apply the membrane over the wall and embed into the mortar throughout its entire surface to ensure proper adhesion. Everything is pretty straight forward so far except one plumbing issue. Immediately apply another thin layer of compound to cover the tape and fill the joint. Note: See section Waterproofing on the use of KERDI-BOARD in bonded waterproofing assemblies. 4. No. 12" (30 cm). Over-sanding is a common DIY mistake. Then, after a light final sanding, your wall will be ready for primer or texture prior to painting. The KERDI-BOARD-ZW angle profile or KERDI-BOARD-ZB U-shaped profile may be included in the joints for improved stability. Hookless 71-in W x 74-in L White Solid Mildew Resistant Polyester Shower Curtain and Liner Set. Normally you would get something like the picture below to cover the side of the tile. Got back onto it in Sept. Plus no sales tax. To achieve this break tape off the substrate at slope point to prevent setting mortar from shower floor to continue onto the bath floor. First Kerdi can be installed on drywall or cement board. 4.6 out of 5 stars 154. .read more Show Product Table Waterproofing But you will incur an extra cost for their services. Cross your fingers and hope it's all OK. Not the best Kerdi Showcase. You don't need to make the wainscoting 5 feet. For most installations of KERDI-BOARD, tile can be installed right away. looking great! The colour is different. When applying drywall mud, you must ensure that every area of the transition is covered from top to bottom. Clean the tools and put the lid back on the bucket of mud. The possibility can be eliminated. Another challenge you may encounter when building a Kerdi board to drywall transition is if its located in a corner. Depending on which type of purple drywall you choose, a 4- by 8-foot panel typically costs between $15 and $60 (high-impact and sound-breaking options are available). But with wet sanders, it can be quite hard to get perfectly smooth seams without waves and without dissolving and removing too much of the dried mud. What do you think? Ideally, the paper surface of the drywall should not be broken (if so, it lessens the holding power of the fastener), but should be recessed just slightly below the surface of the drywall panel. I am not sure why I didn't try to do that more. Few grout lines was another reason. If you plan to screw finishing hardware (e.g., shower door hinges) to the U-shaped profile, adhere the matching KERDI-BOARD-ZFP flat plastic profile to the back of the U-shaped profile to improve the fastening of the screws. KERDI-BOARD is adhered directly to base cabinets using the Schluter-KERDI-FIX adhesive. Impact on that corner relying on the foam board is risky. I have vinyl corner bead but I'm not sure how to properly attach it to hardi. But overall I like it. Find the website that's made specifically for you. If you plan on finishing the crack, tape and mud it like any other sheetrock joint, and bring your tile as close as possible to that seam. As an alternative, the KERDI-BOARD-ZW angle profile or KERDI-BOARD-ZB U-shaped profile may be screw-mounted to the wall prior to partition installation. http://www.stencilease.com/db/index.asp?catagory=wall%20and%20floor&mkwid=hzg2uMDE&pcrid=7586268226&pkw=stencil%20for%20walls&pmt=be&pdv=c. Sorry for being long winded. When framing a KERDI-BOARD-SN shower niche you will need to use the 90 How long do I have to wait before I can install tile on Schluter-KERDI-BOARD? Please call Schluter-Systems How do I install the prefabricated shelf in the Schluter-KERDI-BOARD-SN shower niche? and KERDI-SEAL-MV at the mixing valve. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. Such partition walls are not to be considered load-bearing structural walls. What's frustrating is I've watched no less than 20 videos on curbless shower and not once have I heard the term capillary break been brought up. FREE delivery Fri, Dec 9 on $25 of items shipped by Amazon. Determine desired location and trace around the outside of the KERDI-BOARD-SN flange, making sure the lines are level and plumb. Drywall is a very easy material to install, and most of the challenge lies in finishing itcovering the seams between panels with paper or fiberglass tape and then finishing the seams and the screw or nail holes with drywall taping compound to hide them. The tile edges will be finished with bullnose/chair rail. Home Improvement Stack Exchange is a question and answer site for contractors and serious DIYers. Connections to fixed building elements can be achieved by using KERDI, KERDI-BAND, or KERDI-FLEX in conjunction with KERDI-FIX, suitable trowel-applied waterproofing materials (such as urethane or similar), that require atmospheric moisture to cure, or other suitable sealing compounds. @thisisnotadrill could you post that picture please. I'm 95% done though. Since the wall wasn't perfectly straight, and the profiles have a little bit of give to them, I actually used a couple small nails to maintain a perfect edge along the kerdi board and used mortar to 'glue' it in place and let it cure. But it generally has to be installed under tile. @thisisnotadrill That was one 24" tile I cut in half for that. Topping compound is used for the third finish layer of mud, a skim coat over the seams, and fastener holes.It is designed to create the final smooth coat, but it won't adhere the tape to the drywall panels in the same way that taping . (Wear a dust mask and eye protection while sanding.) Yes, you can, but it will be expensive and time-consuming. The countertop/backsplash transition may be finished with one of the Schluter-DILEX cove-shaped profiles. What changes do you suggest to make Bathroom looks more updated. Find some existing tutorials and project documentation videos to learn how-to get the best out of our products - for more fun in your life, start now! 06 of 07. Larry.. No. 6. 1. 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? Using the breaking point where the floor tile is flat and the slope toward the drain begins. If you dont want to deal with transitions, that would mean you have to rip out all the drywall and replace it with Kerdi Board. Factory welded corners come with 8" legs in each direction, however, custom leg lengths can be ordered. Schluter Systems: Kerdi Board Shower Bench (Triangular 16"x16"x20") . Your goal is to have a sealant joint from surface to waterproofing. When covered over with another coat of taping compound, the corner will be perfectly smooth. It's been a 'long term' project after all. These will be obstructions to smooth taping and mudding. 2. Sorted by: 4. The transition should be strategically placed on the moisture-free side. Immediately press the paper tape into the mud, centered over the joint. If you have a pic I'd love to see it. Kit includes: 8-1/2 in. Most wall surfaces in new construction are made from drywallthin panels consisting of mineral gypsum sandwiched between paper faces. Step 1: Cover the Seam Between Kerdi Board and Drywall. Choose a notched trowel to match the tile format, and back-butter the tiles, if necessary, to attain full coverage. The best answers are voted up and rise to the top, Not the answer you're looking for? Schluter pan is cut and going in soon. For corners, there are also corner bead products available, which have paper flanges attached to a metal bead. Thanks! 3. Kerdi board to drywall dilemma Kevin Mattison last year I'm installing kerdi board into a shower and am finding that the only way to properly square up the corners would be to extend the kerdi board out it's half inch width past the drywall in the rest of the bathroom. Sheetrock is generally viewed as a quality product, and it comes in different forms, including moisture-resistant and sound-dampening panels. Do not install the door on this transition. You dont have to worry about leaks when you create such a setup. If there are any spots with torn paperon the drywall cut them off with a razor or other sharp tool. Place spots of thin-set mortar on the KERDI-BOARD panel or substrate in intervals of approx. For most installations of KERDI-BOARD, tile can be installed right away. I appreciate long winded as it makes more sense. Dining room wainscoting/board and batten help. Now you will have to go with some kind of bullnose or trim piece, much like you would trim out a door. Take care not to expose the tape. 2. The maximum allowable on-center fastener spacing is 12" (30 cm) for walls and 6" (15 cm) for ceilings. Similar to placing a sponge in water. Holes can typically be repaired by installing a patch of KERDI or Schluter-KERDI-BAND with What is a water test? I think I follow your suggestion to put a "break" in, but not sure how I can do that on top of the wall. Water will migrate by capillary action through the grout and tile setting mortar. Here are a few tips on installing Kerdi. Remove all surface contaminants from the substrate that may weaken the bond.2. Butt vs Tapered Drywall Joints: Which Is Best? The Schluter-Shower System is an integrated family of products that together form a fully bonded, watertight assembly for tiled showers Can I use Schluter-KERDI in my steam shower? Cut and remove the KERDI-BOARD such that the niche will be supported on both sides by the studs or other wall framing. I am all ears though. If you had tiled over it, water could leak past the Kerdi board, and your waterproofing attempts would have been futile. Continuing Education for Architects & Designers. The secret is in applying just the right amount of wet mud. Step 1: Cover the Seam Between Kerdi Board and Drywall Before you even create a seamless transition between these two materials, you must cover the seam. Maybe I'm over thinking this and I can just use a corner bead with thinset and move on? For floor/wall connections, use KERDI-BAND. Tile ontop of kerdi board, apply schluter edge. KERDI features a modified polyethylene (PEVA) core with non-woven polypropylene on both sides to anchor the membrane in the thin-set mortar. Apply thin-set mortar to the substrate and/or onto KERDI-BOARD with a notched trowel. A chairrail, bullnose, double bullnose could all look good here. Does Counterspell prevent from any further spells being cast on a given turn? That's not exactly an answer but I hope it helps you decide. I will have a shower wall of kerdi board coming out and making an outside corner with drywall. The selected screws must be of sufficient length to reach a depth of at least 3/4" (20 mm) in wood studs and at least 3/8" (10 mm) in metal studs. Find some existing tutorials and project documentation videos to learn how-to get the best out of our products - for more fun in your life, start now! That's complicating an outer corner transition to drywall that covers the outside of a wall between the shower stall and tub on the other side. There are two methods to seal KERDI to a bathtub. Normally I would have put in a metal corner trim but needs to go behind the tile. (you could still try it out and mud/caulk on the flat end but I don't see it lasting long looking good in a damp area). But its not recommendable because the transition wont be flush. Please refer to the Schluter-Shower System Installation Handbook How long do I have to wait before I can install tile on the Schluter-KERDI membrane? I took like 2 months off over the summer and didn't even step in there as was on vacation/fishing/traveling. The gridlines, which are printed on the surface, are helpful for neat and quick cuts and installation. Once the countertop is tiled and grouted, holes may be drilled through the assembly to fit the fixture-mounting studs. This very light finish coat will likely be dry within an hour or two. Many pros, however, feel that paper tape creates a joint that is less likely to crack and show through after painting. Then drill a single screw through the washer/KERDI-BOARD and into the stud. We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. I'll have to look into this a bit more. Got sidetracked by a couple things but I'm about ready to sand and prime. How do you finish drywall before painting? Once the seam is fully covered, you need to apply drywall mud. I am planning on redoing my kitchen and was looking for something similar. Press KERDI fully into the bond coat. Separate KERDI-BOARD above the existing movement joints and structural joints and cover the joints with Schluter-KERDI-FLEX using Schluter-SET, Schluter-ALL-SET, Schluter-FAST-SET, or unmodified thin-set mortar, ensuring a minimum 2" (50 mm) overlap.Fastener penetrations may be sealed with KERDI-BAND using Schluter-SET, Schluter-ALL-SET, Schluter-FAST-SET, or unmodified thin-set mortar. Determine desired location and trace around the outside of the KERDI-BOARD-SN flange, making sure the lines are level and plumb. The walls were easier because I had tile wrapping around the corner so I just taped and thinset those and tiled overtop. I'm putting kerdi board up on a shower stall and because of stud spacing, I had to go with a thicker board than the typical 1/2-in most installs use. Once dry, give the surface another light sanding. So it appears I can use a schluter product as you mentioned or perhaps a bead of silicone in that break?
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