1. Connect and share knowledge within a single location that is structured and easy to search. The mortar does . Hardie board is thirsty, but that's way too fast. I would avoid Hardi, as Avanti is right that it is thirsty.
Kerdi-Board 1/2 in. x 48 in. x 96 in. Building Panel Probably the simplest way is to caulk the gap with 100% silicone or a urethane sealant. Cement board, Wedi board, Kerdi board, Hardibacker, Densshield, Durock, Permabase, or Wonder board . And by 'booking the Kerdi' I mean we put it in the bathtub, sprayed it with the handshower, then booked it (just like wallpaper).
If cement board had been used, most likely the damage would have been much less that what I have to deal with now. Once youre sure that the membrane is completely dry, you can then move forward with tiling. x 96 in. Sure, you can do it.just be sure to "spritz" or wet the hardi thoroughly before.it's pretty "thirsty.". Depending on factors such as room temperature, humidity, and ventilation in the area, this could take anywhere from 1 to 3 days. So long as the seams and joint areas are properly prepared, the panels can also provide waterproofing.
Why does drywall work in a Kerdi Shower? - Terry Love Plumbing Advice Removing bathroom tile from cement backerboard, Transition from KERDI membrane backed, to not backed. If youre not careful, the boards can also leave behind abrasive sandy crumbs that can cause damage to your shower base or tub.
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I think the first one I used was cheap and that was part of the problem. You absolutely need to include some sort of substrate (cement board, green board, regular drywall) with the Schluter-Kerdi waterproofing kit. When applying thin-set mortar, the manufacturers instructions should be followed closely. I trust it and have never had a callback. If you want a cement board, use Durock or Wonderboard. I always install it over cement board or backerboard, never over drywall, even blueboard or the mold resistant greenboard. You just need a hammer and wonderbar for the walls. I imagine we could share some good stories. You'll know the RG is dry when it turns reallllly dark bright red as opposed to the pinkish color when applied. I guess that why it was so frustrating that cement board is just sooo thirsty. It only takes a minute to sign up.
Schluter Kerdi 108 Sq Ft Waterproofing Membrane - amazon.com The best answers are voted up and rise to the top, Not the answer you're looking for? Welcome to the site. Fiber cement board is available in 1/4-inch and 1/2-inch thicknesses. The surface of Wedi is perfect for bonding. You don't want to block off the end of the air chanel and trap half a sheet worth of air under there.-Not paying attention to the direction of my knife.
Can you put KERDI over regular drywall? - remodelormove.com Re: Kerdi on shower curbs. One of the major benefits of opting for Kerdi Board over cement board is the ease of installation. Fiber cement board is a variation of cement board that is made from compressed cement and sand and reinforced with wood fibers throughout. Let's start! Is a PhD visitor considered as a visiting scholar? We don't expect people to master this and in fact I know maybe two guys in my area (live in big city) that could do this. Why does the plumbing rough need to be moved? Why you use cement board? Kerdi can even be installed over drywall. When installed, Kerdi Board creates a substrate that is level, flat, square, plumb, and dimensionally stable. For all the substrates listed in this Handbook (e.g., gypsum board, cement backerboard, etc. Euler: A baby on his lap, a cat on his back thats how he wrote his immortal works (origin?
What is the proper substrate to use on tiled wall? Schulter Ditra is manufactured by Schluter Systems and is a 1/8 thick polyethylene uncoupling membrane that is specifically designed for tile installations. Then you can apply a thin layer of KERDI-FIX to the board, the membrane over top, and use a rolling pin to press it down and ensure a secure bond. Various products can be used to waterproof shower walls such as water-resistant drywall and cement backer boards. When installing KERDI with unmodified thin-set mortar over particularly dry and porous substrates, it is recommended to wet the substrate first, in order to help prevent premature drying or skinning of the thin-set mortar. Blocking should be constant across this area when openings are larger than your fist. Most cement-based thin-set mortars are suitable; however, it is important to check the manufacturers instructions to ensure that the product is approved for use with Schluter systems.
Kerdi vs Redguard cost breakdown. : r/HomeImprovement - reddit Caulk the gap. If you ensure that silicone goes in and that the thin-set and grout do not bind there you should be good to go. Yes, Kerdi membrane can be installed over plywood. On the 'rolling pin', it actually wasn't the kitchen kind, but rather a very heavy metal roller DH had from some sort of fabrication table. If there is no blocking behind the seam, i would just tape prior to installing the membrane, the thinset will fill the seam and embed the mesh. Answer (1 of 3): Schluter recommends applying Kerdi over drywall for walls, however, my local building code will not permit this practice - the local building code requires cement backer on the walls of a shower enclosure, therefore, I have done this successfully many times. They are available in thicknesses of 3/16, 3/8, 1/2, 3/4, 1, 1-1/2, and 2 (5, 9, 12.5, 19, 25, 38, and 50 mm). Not even the plumber's fault as it was just a bad valve. With Wedi products, the compound curves are easy to produce quickly. If a pipe or faucet ever leaks in the wall this will ruin your shower. Plus, most self-leveling formulas harden very fast, so you have to plan carefully so you can mix and pour quickly. Whether or not you need a Kerdi membrane is a factor of use. Foam-core tile backing board has two big advantages over other backer boards. By: Author Olin Wade (Remodel or Move Stuff). Ceramic Tile Advice Forums - John Bridge Ceramic Tile, http://www.youtube.com/watch?v=G4HjHT6_cUo, http://www.youtube.com/watch?v=wEt6irjJCI0, My master suite addition & full bath to 1/2 bath renovation. Without an underlayment, even the slightest movement of the subfloor can result in cracking of the tile and crumbling of the grout lines. A.Sean Gerolimatos, technical services manager for Schluter Systems, responds: With a few exceptions, unmodified thinset mortar is required for setting ceramic and stone tile over Kerdi membranes (800/472-4588, www.schluter.com ), as well as for bonding overlapped seams and connections to Kerdi drains. That means that you do not have to rely on a surface membrane or worry about the board failing if the core is exposed to water. The kerdi membrane will probably do the same, and its regularly installed over drywall which is probably less stable. I think it is engrained in me to do that so I forget to mention it. The Kerdi/Daltile TS underlayments do have some valid applications such as in steam shower installations where a bullet proof vapor barrier is required.
What type of thin-set mortar should I use when installing Schluter-KERDI? How should I transition between cement board floor and alcove tub? builder, anti-builder, rebuilder -- Retired Moderator. Aquadefense is approved by IAPMO for use as a shower pan liner, but be sure to check your local building codes, as some areas of the country still require the PVC liner. Why is there a voltage on my HDMI and coaxial cables? Cementboard sufficient to a tub surround is dirt cheap .vs. It also helped me to work in smaller sheets. And for a more secure fit, you can also use screws. Following these steps will help ensure that your shower space is properly sealed, and thus that the cement board is well protected from moisture. Finally, make sure to select a thinset that is appropriate for the job, check the manufacturers recommendation, and always follow the instructions on the product label. The big issue with cement board is that the thinset will skin over really quickly.
Schluter-KERDI | Waterproofing (KERDI) | Schluter Schluter says that the Kerdi membrane and tile can be installed over standard gypsum wall board without any problems. When applying Kerdi membrane to cement board, the edges and seams of the membrane must be lapped, meaning that each layer should overlap the portion underneath it by a minimum of two inches. Kerdi Board vs. Cement Board.
Why unmodified thinset with kerdi? - qyvxl.dixiesewing.com ps, now that you don't need it anymore you can throw that useless cheap piece of crap magnesium float my way. See the foam bench and the corners. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Should I use Kerdi membrane or cement backerboard? Step 1: Measure the area. (3ft-3in wide)Or will the Kerdi membrane (with seams taped with kerdi band) prevent each board from moving . To subscribe to this RSS feed, copy and paste this URL into your RSS reader. When having to put it up on the wall or measure it for size, you will find that you can get the exact measurements you need without much trouble. Sloped Shower Tray KST1220/1525 - The Home Depot. DIYers on this forum seem to have nothing but problems with Hardi. . When installing Schluter Kerdi Membrane over cement backerboard: Should I use Alkali Resistant Mesh Tape and thinset on the seams of the backer board (for long term durability to prevent each board moving independently thus preventing cracking) prior to installing the Kerdi membrane. Another advantage is that the polyisocyanurate core of foam boards is waterproof. They are absorbed into the surface material and help keep moisture away from the substrate surface.
Kerdi Membrane not sticking to cement board - John Bridge True cement board (Durck, Wonderboard) is my first choice as a tile or Kerdi backer. Needed to interject a little "amateur humor. However, a cement board is generally easier and less expensive to replace if a repair is needed. The 30-in.
HardieBacker with Hydrodefense instead of Kerdi Board? : r/DIY - reddit Thinset with a latex acrylic modifier is best for interior projects, but if youre installing outdoors, you should use thinset with a polymer modified (PM) compound for greater moisture resistance. Think about movement. Yes, KERDI membrane will stick to cement board. Actually if you watch any pros work (not on crappy shows) on TV you will see them use backer board 99% of the time. I've never had a failure. To create a watertight shower assembly, we installed Schluter's Kerdi membrane over the drywall, just as we would for tile.Write by:. Slap it up comb it out, leave every ridge tall and perfect.
GoBoard Vs. Kerdi For Your Shower: In-depth Comparison We just went through a learning curve on the Kerdi and Hardi. Overall, waterproofing behind and around shower tile is a critical part of any installation to ensure that the area is adequately protected from water and moisture damage. The Kerdi is essentially replacing the backerboard. Additionally, all thin-set should be allowed to cure for 24 hours before tiles are installed. We recommend our users to update the browser. You are wise to use a cement board. I barely touch it with my hands before going to the tape knife. One thing I do like fibercement (Hardie) for is when I need thin strips of cement board. A mortar wall is better and can be customized easier. It is also widely available and a relatively inexpensive option approximately $10 for a 3-foot by 5-foot sheet. Additionally, all seams should be sealed with Kerdi Fix and covered with fleece. The cement board needs to be clean, free of debris, and dry. Like cement board, the boards are heavy and hard to cut.
Also - use a good thinset. Installation. Thanks. In general, the Schlter system is typically more expensive than a cement board, and some people may find this an attractive option for its long lasting, easy to maintain qualities. I used 1/2 Hardibacker board over the studs and then used the Kerdi membrane over the Hardi.
How to install a kerdi membrane over cement backer board - Quora Once you have determined the type of thinset, its important to also consider the weather conditions during installation. However if installed on drywall it is only protecting one side. It installs with screws, then you tape the joints & screw holes and install your tile. A square foot of half-inch thick cement board weighs roughly 40 ounces, while the equivalent area of a Wedi board weighs about 75% less. Now there's nothing particularly wrong with fiber-cementit's just not my first choice. Then cement, sand and water are mixed together to a crumbly consistency and floated over the lath to form a flat surface. Are there tables of wastage rates for different fruit and veg? Even the tiling subs have moved away from mortar walls because of the labor cost and lack of craftsmen in the industry. Well, I'm going to give you three different ways to seal the backer board at the tub flange. RedGard, on the other hand, is a liquid waterproofing membrane made by Custom Building Products. When it comes to using thinset with Schluter products, the Schluter-Systems website recommends using unmodified thin-set mortars specifically designed for use with Schluter membranes. Waterproofing cement board is relatively simple and there are several different waterproofing products available. Start by cleaning the cement board with a mineral oil soap; this will help reduce mold and mildew growth throughout the life of the shower. We think it is the cement board (Durock) sucking the moisture out of the unmodified thinset. There's a really great manual (with diagrams) that makes this all easier to understand. It is important to seal any imperfections in the drywall to ensure a long-lasting installation and to minimize water infiltration. That would tell him where the edge of the framing needs to be. We like that the Kerdi membrane material installs easily over almost any substrate, including standard wallboard. No, that doesn't sound right. Using cement board and a sheet membrane . When I do another shower I'll use real cement board, not Hardi-board. With so many different types of underlayment to choose from, it can be hard to decide which is best for your project. When doing so, it is important to ensure that the drywall surface is clean and free of dust, grease, and loose paint. In a perfect job, it will waterproof. 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. Bulk update symbol size units from mm to map units in rule-based symbology. Learn about the options in exterior siding before you choose, Before you pick up a single tile, pull from these tips for expert results, Slip resistance, curves and even the mineral content of your water all affect which tile is best for your shower, We help a Houzz user ask all the right questions for designing a stylish, practical and safe shower bench, This isn't a light DIY project: You'll need heavy-duty tools and plenty of protection for your home and yourself, In steamy quarters, tile needs to stand up to all that water and vapor in style. A place where magic is studied and practiced? 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.
How to prep a shower for tile with Schluter Kerdi - TwoFeetFirst Cement board is typically used in wet areas, such as bathrooms and areas with a lot of moisture, because it is waterproof and provides a level of protection from water damage and long-term moisture exposure. Drywall under Kerdi would have been a better choice. ", Signed,Never Hung Kerdi A Day In Her Life. This will ensure a strong bond between the KERDI membrane and the substrate. Why are Suriname, Belize, and Guinea-Bissau classified as "Small Island Developing States"? Required fields are marked *. Ceramic and porcelain tile, more than almost any other surface material, need a stable . Allow the primer to dry completely before proceeding with the KERDI installation. Both may be effective substrates, but Kerdi Board boasts significant advantages. Additionally, seal the space around any pipes and fixtures that can be found in the shower. After installing your mud bed, make sure it is fully cured before applying Aquadefense. Yes, it is possible to put Kerdi over regular drywall. "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. vegan) just to try it, does this inconvenience the caterers and staff? A hundred times better to have too much before you comb than too little. My understanding is that Schluter-Kerdi, being a sheet topical membrane, recommends just going with regular drywall instead of cement board but you can certainly use cement board as the substrate. How do I connect these two faces together? Whether youre installing tile on a floor, wall, or countertop, choosing the right type of substrate, or underlayment, is critical to preventing breaks and cracks in both the tile and the grout. Kerdi Board as a whole is much easier to install than Cement Board. Your Get free, zero-commitment quotes from pro contractors near you. The fastest method [for me and possibly other dilettants] is to stroke the knife at a diagonal to the comb marks, top down, center out, pushing all the air before you with short, overlapping strokes.-Thinset needs to be pretty darn wet: Needs to stay put when combed, but should be soft and shiney. Portland cement-based unmodified thin-set mortars are dependent on the presence of moisture for hydration in order to gain strength. Will add it in. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[728,90],'remodelormove_com-mobile-leaderboard-1','ezslot_24',166,'0','0'])};__ez_fad_position('div-gpt-ad-remodelormove_com-mobile-leaderboard-1-0');If cement board is not waterproof, it can negatively impact the integrity of the tile that is installed on top of it, and can lead to a variety of issues. Here's how to get it right the first time, If you've got a steady hand, a few easy-to-find supplies and patience, you can install a tile backsplash in a kitchen or bathroom, Step 4 in swapping your tub for a sleek new shower: Pick your waterproofing materials and drain, and don't forget to test, Work with your contractors and installers to ensure a safe, stylish curb that keeps the water where it belongs, Get the benefits of a time-honored ritual without firing up the coals, thanks to easier-than-ever home steam systems, Landscape Architects & Landscape Designers, Outdoor Lighting & Audio/Visual Specialists, Out With the Old Tile: 8 Steps to Prep for Demolition, Convert Your Tub Space Into a Shower Waterproofing and Drainage, Steam Showers Bring a Beloved Spa Feature Home. Cement board is a good, reliable backer board that works well on both floors and walls. Hang the cement boar. This will prevent water from entering from behind the membrane, and will provide a more secure waterproof layer.
Politique d'Utilisation des Cookies de Houzz. The major drawback to cement boards is their weight, as they are incredibly heavy and can be difficult to cut. You probably have to go to a big box store's special order desk or find a specialty tile supplier to find it. Kerdi 3 ft. 3 in. It could take longer if the space is particularly wet or humid.
Best Cement Boards for the Shower - The Spruce Just wondering how effective is the tile on kerdi membrane vs the traditional cement backboard where tiles are glued directly to the drywall? Do I have to use Kerdi tape with Ditra membrane? 3. Houzz Pro: One simple solution for contractors and design pros, surfer thanked Avanti Tile & Stone / Stonetech. Once its applied, the last step is to follow up the waterproof coating with a waterproof sealant. you should still water proof with a liquid membrane product like RedGuard.
Schluter Kerdi 108 Sq Ft Waterproofing Membrane - amazon.com How to adhere edge of bullnose tile to drywall as trim for shower/tub surround. Yes, KERDI membrane will stick to cement board. . It doesn't matter but you absolutely need to use both a substrate and a waterproofing membrane. Cement board is the industry standard when it comes to tile substrates and the most preferred among professionals when installing porcelain or ceramic tile. I look at ceramic tile as a lifetime-of the house-product, so I use the best material for the job.I prefer to use cement board as the substrate with the Kerdi on top. After roughly two days I would fill the corner with silicone.
Kerdi Shower Pan and Cement Board Walls - DIY Home Improvement Forum Tile Shower SurroundCement Backerboard Location? Yes, Hardie board needs to be waterproofed. Kerdi's systems are fairly reputable. LONDON. Can you remove tile from Kerdi membrane? The cement board needs to be clean, free of debris, and dry.
Can you put Kerdi over cement board? - TipsFolder.com
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