It is often smaller – make sure you measure it and shim it out as necessary. Screw a furring strip to the drywall so that half catches drywall, half catches cement board. Don’t know what I’m talking about? I like the idea of furring out the studs above the pan so the cement board will over-lap the flange of the shower pan. I generally silicon tiled corners. You gotta like my page. The backerboard is there to support the tile so that individual tiles set together as one unit once the thinset cures. Cement backerboards include Hardiebacker, Durock, Fiberboard, wonderboard, and similar products. I thought about the vapor shield option behind too, but since we aren’t going all the way up with replacing (as we should, I know), and there’s not much tub lip to silicone the plastic vapor shield to, the RedGard-ish topical option seemed like the more sensible. I like setting type compound since it dries hard and is sandable. Notify me of follow-up comments by email. 1/2″ backerboard is rarely 1/2″! I don’t need a whole gallon for this small project, as I only took out a few rows of tiles near the bottom where the water damage occurred. Seam will have thinset & USG foam board band if that makes any difference. Yes, both anchoring legs would be under the tile. But we don’t have the budget to take out all the vintage tiles that line the entire bathroom and redo everything. When you install the 2×4 this way, is it strong enough to hold when installing screws through the backerboard and into the 2×4? Mix powdered latex-reinforced cement mortar with water as directed on the package in a clean plastic bucket. If you are going to tile over the cement board, you should tape the seams. Follow with the three-dimensional drainage mat and two more layers of paper or felt. The combination of the two will seal that space and prevent water from getting back in there. You can use them on drywall as well. The lower part will be “properly done” with cement board and waterproof coating. If painting, apply a drywall primer suitable for high-moisture areas, as recommended by the paint manufacturer and paint HardieBacker board as you would drywall. It's a pinkish primer that gives you a base to Spackle to. Mix the thin-set mortar according the instructions on the bag. Does Shluter make trims that thick to cover all this? What is internal and external criticism of historical sources? I included a photo so you can see the very shallow tub lip. Will it push the screw heads through the sheetrock as there is nothing behind it to support it? That's enough room. You could use either setting type joint compound between the cement board and drywall or thinset mortar. Was mocking up my first row of tile above the bathtub and noticed that the transition from the cement board to drywall was uneven. I understand, I need to tape at the seams. There usually are so many people online claiming these Author: snehalnp (CA) I'm tiling the bath walls and am placing 1/2" cement board on the studs. We utilized the same thin-set that will be used to attach the tiles. Also the spacing is 8″ for the cement board (where there are studs). Turn it so that the width (3 1/2″) is split between the open space and the existing drywall. Fortunately the drywall was only damaged and crumbling near the bottom. I do tape bevels simply to make a flush surface for the tiles. The back of cement board is plain, has no manufacturer-defining stickers and is void of the front-featured grid. I’m glad I have read your comments about waterproofing over the silicone because my first hypothesis is to not do that since silicone is so stinking malleable. about. Similarly, it is asked, can I use cement board outside? Always install cement board with the grid facing out. Cement board panels – sometimes referred to as tile backerboard – are wallboard sheets made with cement and other water-resistant materials. So after tiling, I will end up with the backwall of the tub sticking out from the rest of the bathroom wall with almost an inch (1/2 for hardie, 3/8 for tile, and 1/8 or 1/4 for mortar). I’m using white subway tile for the shower and have a decorative tile for the back of the niche but having a hard time finding something white for the shelves that’s finished on the top, bottom, and front. You can see 1/2 of the 2×4 and the dotted line on the drywall outlines the other half. The tile then goes beyond the cement board and attaches to the drywall the last couple of inches on the edges, so drywall is actually behind the tile those couple of inches. 2 years ago. ¿Cuáles son los 10 mandamientos de la Biblia Reina Valera 1960? It is not wrapped around anything, it’s simply tiles bonded together to form a shelf. The best you can do without doing that is silicone and hope it doesn’t move much. Thanks Roger. I figured the waterproofing coat would just flake off the silicone since the stuff flexes so easily… but I’ll do it as you say since I have no other ideas, and I’m sure you’ve dealt with this junk before. It can straddle the seam of you can just have the bullnose barely over it. Mix more thinset mortar and cover the taped joints with a thin layer using a drywall knife, similarly to mudding drywall joints. How do you transition from cement board to drywall? The thinset and mesh tape are to strengthen the seams. Double the amount for drywall. And why am I the one asking questions – that seems backwards. Use solvent cement with plastic resins to prime your board and soften it, so that the board adheres to the paint better. How to Tape Durock Joints Wipe dust and debris from the joints between the Durock panels. You are not allowed to give me crap about my lack of Photoshop skills! Can I use joint compound on cement board? Because cement board can be used either for floors or walls, the surface below the cement board will vary: In such wet areas, never install cement board directly over drywall or green board. And replace with backer board or do I need to take out ALL drywall and how would that be done without taking out tub? I’ve read through many and learned a lot for this project. We're almost at the end of a gut bathroom renovation. Once it’s in there it will look nothing like that second horrible graphic – but it will give you the gist of it. Click to see full answer. Apply cement board joint tape to all of the joints between sheets, adhering the tape with its self-adhesive backing. I use the tile itself. Instead, first, remove the existing surface material, then install the cement board … 2 Answers. Re: Cement board/drywall transition in tiled shower Dan I try to layout cement board installations so that the cement board comes to within an inch or so of where the trim tile will ultimately be set (meaning that only a small portion of the trim tile will be on drywall). Not sure what to do. Cut drywall to fill in between the existing wall or ceiling and the cement board. Then use brown bag durabond with a handful of plaster of Paris and skim the area. I’m working to fix a leak in tiled wall around a very old tub for my parents. I also need to figure out exactly how far I need to remove the drywall and replace with cement board, and not sure how to transition … Leave the surface rough and open for the proper bond of finish coat. I learned a few things already. [Archive] Cement Board transition to drywall Tile Forum/Advice Board ... John Bridge Ceramic Tile > Tile & Stone Forums > Tile Forum/Advice Board > Cement Board transition to drywall. Simply so, can you skim coat over cement board? The Surface Below the Cement Board Flooring: For ceramic tile floors, the cement board usually rests on a plywood subfloor (minimum 5/8-inch-thick exterior-grade plywood or OSB). Yes, you are concerned about nothing. From the beginning, we were not into the Schluter profile look. (Some cement board products may not require the underlying membrane if the seams are properly waterproofed.). Also what brand of cement board do you recommend? Note that only two-coat veneer plaster may be used over DUROCK cement board. Also, can you plaster over durock? This will make it extra strong for holding tile. Seems a potential disaster possible cracking? Screw the drywall to the studs. Click here to get an instruction manual for your waterproofing installation. Dave S. 06-07-2002, 12:28 PM. I don't tape corners. Cover all of the corners, joints and seams, including the joint where drywall and cement board meet, with the fiberglass mesh tape. To get them even and on the same plane you can use regular drywall shims behind it. And you can add a water proofing membrane to this transition in the form of RedGard. I am installing a tile shower in my basement, and will need to transition from existing drywall to hardiboard. So before you begin you want something similar to that horrible graphic right there I just created with a bottle of scotch and my toes. So you may have already answered this question. Allow the basecoat to set to provide proper suction for the finish coat. Caulk between bottom of tile and tub. Once that’s all finished you can install the tile as normal, just like the photo below. Can I just cut the old drywall following the rim of the tub. In most cases, you can apply tile directly to the concrete. It’ll be fun. But my drywall is 5/8". I squared up my walls and leveled up my studs. This old tub’s edge barely curves upward, maybe only 1/8″ or slightly more. people know the matter. If the Hardibacker became brittle when wet, then that would be a disadvantage, but, as you might have noticed, it does not, which is another one of its assets. Holding up a subway tile and bullnose termination piece, it would leave quite a large gap on the outward edge of the … You want it to dry fast so the next coat adheres. We have a very, very specialized item for this. In most cases, you can apply tile directly to the concrete. ), Drywall to Backerboard transition in tiled showers, Installing backerboards on walls for shower tile, Location of Weep Holes in Tile Installations, https://drehmomentproduktion.ch/review-world-end-syndrome-ps4/. Below grade in this application does not include direct ground-contact applications. When I put the greenboard on the ceiling how do I join with the wall tile (where the tape and then mud would go if it was drywall or green board and not tile on the wall)? Thanks for all your articles and comment responses. Ensure an even and smooth finish by using only high-quality cement primers. No? When it comes to drywall or cement board for a fireplace, drywall is cheaper but cement board is much more durable. Thanks. Hope that makes sense. The whole tub needs replacing someday. Thanks in advance for any advice you can give. Also, which side of Hardibacker do you score? Ready? Great. I know it’s not ideal because drywall still exists behind the upper part of the shower. The joint between cement board and greenboard is similar to the joint between two pieces of cement board or two pieces of drywall. When you tear out and rebuild your shower walls you are left with a transition between the old, existing drywall and the new stuff – cement backerboard or drywall (if you’re using kerdi). My concern is, after the cement board is installed and waterproofed, should the crack/gap between the cement board and shallow tub lip be sealed somehow to prevent water from leaking into the wall, since everyone says to assume tiles and thinset won’t prevent water from getting to this area? Its finish is totally shot, now sandy, porous and hard to clean. And how do you do it? Hi folks. Cover both sides of the joint tape with joint compound and let it dry. Plan the installation so the last column of tiles overlaps the joint between the cement board and the … If it isn’t straight or was simply torn out without any regards to actually rebuilding it, then find a spot where you can cut a straight line from top to bottom. IMPERIAL veneer finish is applied as indicated above for a one-coat system. Just screw right through the drywall into the stud to hold it in place. Excellent, really. Hopefully thinset at the top where the new cement board meets the old drywall will keep water from sneaking between the two. Does drywall have to be “primed” before installing kerri membrane? Yeah, it’s supposed to be a wall stud. Then just screw through the edge of your substrate into the other half of the 2×4. Where is the drain filter on a Whirlpool Duet washer? I will be doing a couple of bathrooms in my house. Leveling Dry Wall with Cement Board??? I've installed an acrylic corner shower base (Maxx) in the basement bathroom we're building and I want to tile the corner of the room that forms the shower area with subway (field) tile. The tilers did a great job mitering around the window, the niche, and an outside corner. But I am asking just to make sure: Professional Tile Installation Contractor Fort Collins and all of Northern Colorado. Cement board (or Hardiebacker) is also sold in mat form and is meant to serve as a backer board before tiling. How do you transition from cement board to drywall? I will get the trims from Lowe’s. View Full Version : Cement Board transition to drywall. They wont rust. All the cool kids are doin’ it. When you buy cement board it requires the same installation materials as drywall but with a twist. Apply two layers of grade D building paper or asphalt felt to the plywood siding. How is Maslow's hierarchy of need useful in nursing? If you're installing backer board over an existing subfloor, 1/4 inch is sufficient. MINIMUM mortar thickness behind installed tile is 3/32″ (1/32″ under 1/8″). Anyone can enjoy the benefits of a cement board shower system if you follow these 3 easy steps. All of this is really just a band-aid, and a larger renovation will probably get done years from now if finances allow. The joint between cement board and greenboard is similar to the joint between two pieces of cement board or two pieces of drywall. There is still a slight potential but reinforcing should take away the flex that would cause the crack in the first place. Cement board adds impact resistance and strength to the wall surface as compared to water resistant gypsum boards. Then just screw through the edge of your substrate into the other half of the 2×4. What is my aunt's husband's brother to me? Read Installing backerboards on walls for shower tile. When attaching it to the wall make sure to use cement board screws and not drywall screws. If you don’t want to pull down the backer and shim out the drywall (who wants to do that?) FibaTape® Cement Board Tape is a patented alkali-resistant fiberglass mesh drywall tape, and the only tape that should be used for cement applications with dry or thin-set mortar. At some point along the wall, the cement backer board will meet with the drywall used in the rest of the room. That is pretty neat idea, I didn’t think of that. I don’t believe they make one specifically for that, although I’m sure you can find one that would work. However, on the curb and one side of the shower, we had to go with Schluter. Yes, it’s strong enough, unless you’re trying to push the screws in with undue force. How do you finish cement board for painting? Cement backer board is mainly used as a sub-surface for tiling. One solution is to nail cement backer board CBUs over the drywall, tape the seams, and then grout over the cement backer board. Installing cement backerboard is one of the more popular choices for a shower wall substrate. Whaddya do with it? If at all possible, when you remove the old stuff you want to cut a straight line down the drywall to make for a clean transition. Unslightly transition from tile to drywall - need advice. Not able relocate seam as foam board cut & drywall in place as well. Can you use either side of Hardibacker? Over the cement board I’ll reinstall the same old tiles, regrout and caulk the bottom from tile to tub. Can I use regular drywall screws on cement board? The left side is looking into the wall cavity with one stud, that big brown looking thing? Plan the installation so the last column of tiles overlaps the joint between the cement board and the greenboard if possible. In reality, it is just you plus https://drehmomentproduktion.ch/review-world-end-syndrome-ps4/ who really understand what they write Silicone it is. I’ve decided to have my privacy violated and start putting things on Facebook. Cement-fiber, or similarly reinforced, backer board comes in standard 1/4 inch and 1/2 inch thicknesses. Love your shower niches. In the hardibacker directions it says to snap TOWARD the scored side. Apply two layers of grade D building paper or asphalt felt to the. Cement backer board on concrete as a subfloor or underlayment is usually not recommended or needed. Silicon under the bottom edge of cement board sealing tub to cement board, Tile comes down to 1/8" above tub surface. You did not say what particular waterproofing you are using, but it then is installed over the silicone all the way down to the tub. The gap between it and the tub is grout filled. It can be used on the exterior of buildings as a base for exterior plaster (stucco) systems and sometimes as the finish system itself. Let it dry before painting. The hardiboard comes out fear there than the drywall. USG Durock® cement board is intended for use with tile, thin brick and exterior stucco coatings only. In so doing, I ended up with 1/2 inch hardie edge sticking out over my existing wall of the bathroom. The joint between cement board and greenboard is similar to the joint between two pieces of cement board or two pieces of drywall. Post Reply. Wouldn’t the two anchoring legs ending up under the tile to too thick? Every illustrated scenario online describes presumably newer tubs with significantly tall flanges or lips around the top edge of the tub. Reply. You can’t unless you remove the top row of tile, then it’s just tape and mud as normal. How do you transition from cement board to drywall? In this way, can you use either side of Hardibacker? This joint needs to be flush and smooth in order for the tile or other wall covering to be installed correctly and to create a professio… What we need is a way to shore out the new substrate (backerboard) to be solid and on an even plane with the existing stuff. If that creates an issue you likely don’t have enough mortar behind your tile. Transition help; 1/2in Cement Board to 5/8in drywall in bathroom help I have 5/8in drywall for the rest of the bathroom that won't be tiled and 1/2in concrete board for the tiled part leaving approximately a 1/8th inch height difference between my concrete board and drywall. And yes – you can paint right over the thinset if you need to. I was using 1 1/4″ cement board screws. How do you install cement board on a wall? Instead, first, remove the existing surface material, then install the cement board over the studs and membrane, as applicable. What should not be planted with strawberries? I ended up with seam aprox 30 1/2″ inches and planned take tile or bullnose out to about 33″, Intent was to use Daltile Rittenhouse (artic white as best white for my situation) 3×6 subwayplus bullnose but that puts the joint at or just a smidgen of tile over that seam. The tile should go over it any way. The latter is often the only way to do it – you still need to be able to get it into the wall cavity over the tub and around the other studs. The cement board must be properly backed at tub edge to keep it stiff. If properly seamed with the band it won’t affect it at all. Re: Plaster Over Cement Board You can use plaster weld to prime the surface. Plan the installation so the last column of tiles overlaps the joint between the cement board and the greenboard if possible. My son told me all the cool kids are doin’ it! What did you use for the shelf? After installing new drywall and cement board on the shower walls, I've reached a point of issue. I haven’t selected a waterproofing membrane yet, as I’m going to “shop around” to see if there are any cheaper alternatives to RedGard available locally. © AskingLot.com LTD 2021 All Rights Reserved. Essentially just using a schluter edge trim on the edge of the hardi as well. The drywall is 1/2" thickness while the cement board is 7/16" thickness leaving a more than optimal transition difference along their seam. Such a great piece. Re: Leveling Dry Wall with Cement Board??? Just screw right through the drywall into the stud to hold it in place. Or I have to use pencil rail like you recommended for another person? That’s a very confident answer, and I’m gonna run with it. I think I'm going to add a niche on the middle wall, haven't yet decided because this will increase the price of the install (not sure how much yet). Follow the directions on your chosen primer. Cement backer board is often used as a tile base on plywood or OSB subfloor. I don't plan to tile that area of the wall - certainly not the the part of the wall that is under the sink. Just use the same alkali-resistant mesh tape and thinset that you’re using for the rest of the backerboard seams. Now you can take your cement backerboard (or whatever your substrate is going to be) and place it up to the edge – leave about a 1/16″ gap between the backerboard and drywall. selsiphious. These materials bridge the gap between expense and effectiveness. When installed properly they will give you many, many years of durable shower construction. Let it dry for six hours. In certain spots where the hardiboard and my sheet rock meet it is unlikely even. The joint between cement board and greenboard is similar to the joint between two pieces of cement board or two pieces of drywall. Run cement board all the way up. Once you get it installed you still need to tape and mud the seam. I enjoy genuine content plus I feel like the lot of your own readers do, too. Once you install the backer you need to silicone between the bottom of the backer and the tub lip to seal it. Remodeling a bathroom often requires cement backer board be installed as a substrate for tile or another wall covering in a tub surround or other area that is exposed to large amounts of moisture. Because of the shallow slope, it seems it wouldn’t take much water to slip over the back edge into the wall. Really. 1/2″ piece backwards to cover the edge of the hardi, then one for the edge of the tile. Together they will be less than 1/8″ thick. Can you finish cement board like drywall. Chris L says: December 29, 2014 at 9:35 AM . katyakat. They can also be used in below-grade applications such as basements. Take a 2×4 and cut it to the length of either the entire wall or simply from about six inches from the top to six inches below the bottom. Seams will always be a cracking spot. You can reduce the likely hood of the crack forming by reducing the flex in the wall. Question: I am replacing a ceiling in a bathroom and the tile on the wall goes all the way to the ceiling. At the backwall of my tub, opposite where the faucet is, I had to shim the studs to make my hardieback edge clear the tub lip. Am I concerned about nothing??? (That’s the word on the street…), Help with all your tile needs (and extreme jackassery! If i do seal it, should thinset or caulk be used? Never had any issues with that. Instead of using drywall joint compound to embed the tape in the cement board you should use thin-set mortar. PDA. Secure stucco mesh to your walls and then apply your layers of stucco for a watertight finish. Just take the 2×4 and get it into the wall. 13 years ago. If you just want to leave the corners untreated that will probably be fine, because that seam won't split the center of a tile. Yes. you can always float the drywall up to flush with the backer and repaint. The cementboard should rest on the lip of the tub. Listen carefully, because it’s a deeply guarded secret. I need some sort of spacer or shim. What do I use to level the surfaces? Now you can take your cement backerboard (or whatever your substrate is going to be) and place it up to the edge – leave about a 1/16″ gap between the backerboard and drywall. Thanks, Snay. Previous post: Location of Weep Holes in Tile Installations. Cement backer board on concrete as a subfloor or underlayment is usually not recommended or needed. The easiest and cheapest way to do that with regular schluter is to use two pieces back-to-back. So, if I put them back to back, the anchoring leg for both trims is going to end up under the tile, embedded in mortar, correct? Cut fiberglass mesh tape to fit in a single layer over every joint where the panels meet, but do not overlap the tape. It needs to fit in there. Shower pan transition; furred cement brd to drywall. when you score drywall you snap away from the scored side. What to do? Since the thickness of the drywall and the cement board are the same, there is no gap or difference in how the tile transitions. I use 1/8 inch gap and that give me more room for silicon on the corners. Hardiboard is at least three times the cost of sheetrock and harder to install. If you're installing backer board in new construction, attaching it directly to floor joists, opt for 1/2 inch sheets. Thanks, Roger. You want to have a level line for your transition. The transition is directly under the bullnose tile on the edges of the shower. Hope this helps a bit. You’ll lie down the ¼”+ thick mats in a staggered pattern, attach them to the subfloor below with thin-set mortar, tape the joints of mats together to prevent gaps, and tile as usual. How much of a tile should bridge the backer/drywall seam? 3×12 tiles would work great but difficulty finding the right white or decent pricing especially since there is no place to see in person & wanting get this project done.
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