The kerdi membrane will probably do the same, and its regularly installed over drywall which is probably less stable. Can You Put RedGard On HardieBacker Board? - Next Modern Home Schluter says that the Kerdi membrane and tile can be installed over standard gypsum wall board without any problems. What are the differences between "paperless drywall" and "cement board"? Following these steps will help ensure that your shower space is properly sealed, and thus that the cement board is well protected from moisture. I have to redo my tub surround due to moisture leaks and failing grout. If he did the framing for the shower, then in order to measure for it correctly, he would need to know how thick the tile is so that he can avoid exactly this problem. . When it comes to selecting thinset for cement board, there are a few important factors to consider. The big issue with cement board is that the thinset will skin over really quickly. Properly waterproofing a shower area sharing a living room wall, Can I use cement accelerator to decrease setup time of modified thinset. They are absorbed into the surface material and help keep moisture away from the substrate surface. Kerdi-Board panels allow the installer to prepare and create a broad range . I'm thirsty. How did this project turn out? In a perfect job, it will waterproof. The type of bonding mortar used to apply KERDI must be suitable for the substrate and must penetrate and engage the membrane fleece. Self-leveling underlayment has many of the same advantages as a dry-pack mortar bed but doesnt require as much skill to install. First, it's super lightweight compared with the rest. Cement board is readily available and relatively inexpensive (about $10 for a 3 x 5-ft. sheet). Gettin' a little delirious. For the floor I make a dry mix mud base and then the Kerdi membrane. A good rule of thumb is 24 hours per inch of thickness, then one more day on top of that to be sure. Good luck with your project. It is a pliable waterproofing membrane that also doubles as a vapor retarder. that's home depot homeowner installation method. Underlayment is designed to smooth out uneven areas of the subfloor and form a rigid layer that prevents the flooring from bending. The product involves an extruded polystyrene foam panel, with specialized reinforcement materials on both sides. Using cement board and a sheet membrane . Kerdi can be installed first on drywall or cement board. Home Improvement Stack Exchange is a question and answer site for contractors and serious DIYers. 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. Schluter Kerdi 108 Sq Ft Waterproofing Membrane - amazon.com All shower/tub areas should have concrete board (I prefer hardiboard). Step 8: Allow to dry. ), Minimising the environmental effects of my dyson brain, Finite abelian groups with fewer automorphisms than a subgroup. Because it can let some moisture wick through it, you have two choices: put a moisture barrier behind it to protect the structure, or, waterproof the front of it. All shower/tub areas should have concrete board (I prefer hardiboard). Creative, C'mon over for a beer! This is the traditional tile backer. An additional layer of sealant can also be applied on the seams for extra protection and water resistance. @DMoore- OK, I agree that with redguard it would be redundant. x 60 in. It worked well - just like wallpapering. Kerdi Questions and Answers - Kennedy Kitchens & Baths Various products can be used to waterproof shower walls such as water-resistant drywall and cement backer boards. It is a topical waterproofing layer that is put over the substrate to keep water from getting to the wood frame and nails. Once all areas have been properly waterproofed, the walls can be tiled and grouted to create a waterproof surface. Well, I'm going to give you three different ways to seal the backer board at the tub flange. With so many different types of underlayment to choose from, it can be hard to decide which is best for your project. He would take his rough opening measurement and subtract the thicknesses of the tile, the cement board, and in his unique install method the purpleboard. What was the indicator that let you know that spritzing was not enough, and that you needed to 'sponge' the Hardi? Cementboard sufficient to a tub surround is dirt cheap .vs. It is designed to form a waterproof layer between cement board and tiles, helping create a watertight installation. Kerdi vs Redguard cost breakdown. : r/HomeImprovement - reddit With Kerdi Board you get to enjoy an effective product that is lightweight, easy to cut, waterproof, and leaves behind no dust! Foam-core tile backing board has two big advantages over other backer boards. It also helped me to work in smaller sheets. Kerdi is not a user friendly product, and when you shrink your working time down it is downright stressful. What can a lawyer do if the client wants him to be acquitted of everything despite serious evidence? The Kerdi is essentially replacing the backerboard. #2 - Your suggestion has plenty of merit though. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. We use a pump action garden sprayer and its usually dry by the time we clean the sprayer. Cement board and grout are not water proof, if there's Kerdi no moisture is ever going to be able to get behind it. 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. But there are downsides. If so, that means breaking up the floor pan. Kerdi, a waterproofing membrane made of a special polyethylene fabric, should be allowed to completely dry prior to tiling. Maybe try another brand of thinset? Installation. Then you can apply a thin layer of KERDI-FIX to the board, the membrane over top . Applying a conventional cement backer board to such a structure is almost impossible. I don't want to use the Ditra membrane product but rather tiles directly over the cement boards. We were using a 3/16 x 5/32 trowel, probably to small. We are no longer supporting IE (Internet Explorer) as we strive to provide site experiences for browsers that support new web standards and security practices. Make sure the floor is level in the shower. How do you show the depth of a hole in a drawing? Is it ok to fasten a shower surround to Schluter Kerdi curb? We are still most comfortable with full plumber's pan over the curb, including glue-on preformed corners, and also a second layer (usually Kerdi but can be paint-on) on top of CBU wrap over curb. What do you mean it doesn't adhere? If you preorder a special airline meal (e.g. It's still applied to cement board. Wedi showers feature a pre-sloped base that is already installed. The Kerdi/Daltile TS underlayments do have some valid applications such as in steam shower installations where a bullet proof vapor barrier is required. This is confusing since Kerdi Board has no Kerdi on it. If youre not careful, the boards can also leave behind abrasive sandy crumbs that can cause damage to your shower base or tub. 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. Kerdi on shower curbs - JLC-Online Forums To install Kerdi Membrane, start by applying Schulter ALL-SET mortar (or similar) to your cement board substrate using a 1/4" x 3/16" V-Notch Trowel. If you are good with a trowel and understand how to set up and use screeds as a guide for leveling or forming the mortar, pouring a traditional mortar bed may be a good alternative to tile backer board, especially on uneven or sloping floors. In general, modified thin-set mortar is not recommended to set ceramic and stone tile, including large format tiles, over the KERDI membrane. I agree that gypsum seems very questionable anywhere in the wet areas of a shower. However if installed on drywall it is only protecting one side. When I do another shower I'll use real cement board, not Hardi-board. When doing so, it is important to ensure that the drywall surface is clean and free of dust, grease, and loose paint. Kerdi Membrane Installation (Step-by-Step Installation Guide) 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. if you go with vapour barrier, then cement board. Jessica considers herself a home improvement and design enthusiast. Kerdi board, on the other hand, is an extruded polystyrene foam panel. En cliquant sur Accepter , j'accepte l'utilisation des cookies telle qu'elle est dcrite plus en dtail dans la Politique d'Utilisation des Cookies de Houzz. The cement board can also become weakened and start to flake away when it absorbs moisture, causing ugly spots and patches to start appearing on the wall. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. How to Install Kerdi Membrane - YouTube When installing KERDI with . Additionally, seal the space around any pipes and fixtures that can be found in the shower. Is it Sinful to put Kerdi over Hardi-backer? - Houzz My floor tiles are 2" x 2"." - Lisa Jasper No - you can not use Kerdi Board on the floor. 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. Bathroom closets are often catch-alls for anything and everything remotely related to self-care. Modified vs. Unmodified Mortar With Kerdi Membranes Caulk the gap. What type of thin-set mortar should I use when installing Schluter-KERDI? I used this to seal a 3 1/2 by 6 1/2 foot shower with 7 foot walls. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[250,250],'remodelormove_com-narrow-sky-1','ezslot_27',168,'0','0'])};__ez_fad_position('div-gpt-ad-remodelormove_com-narrow-sky-1-0');if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[250,250],'remodelormove_com-narrow-sky-1','ezslot_28',168,'0','1'])};__ez_fad_position('div-gpt-ad-remodelormove_com-narrow-sky-1-0_1');.narrow-sky-1-multi-168{border:none!important;display:block!important;float:none!important;line-height:0;margin-bottom:15px!important;margin-left:auto!important;margin-right:auto!important;margin-top:15px!important;max-width:100%!important;min-height:250px;min-width:250px;padding:0;text-align:center!important}Waterproofing should also be done on other areas in the shower as well such as the corners, window sills and other areas where water can easily accumulate. If you ensure that silicone goes in and that the thin-set and grout do not bind there you should be good to go. I simply sponge off the excess. Personnaliser mon exprience l'aide de cookies, Landscape Architects & Landscape Designers, Outdoor Lighting & Audio/Visual Specialists, epoxy or marine paint over greenboard for my shower walls (not tile), Need advice on bathroom remodel - using hardiebacker boards, HELP! Since my guys and I will be doing this for the first time next week, I 'd like to take advantage of your 'learning curve.' You absolutely need to include some sort of substrate (cement board, green board, regular drywall) with the Schluter-Kerdi waterproofing kit. The mortar does . Kerdi's systems are fairly reputable. 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. There is no cutting or fitting of boards, and a mortar bed is good for leveling and flattening uneven or out-of-level floors, which are common in old houses. This allows for future compression and an area at the corner where things are more forgiving. It looks like Kerdi membrane is ~$2/sqft ($200 for a 108sqft roll) and kerdi board is $3.7/sqft ($115 for a 4x8 sheet (Lowes)). Calculating probabilities from d6 dice pool (Degenesis rules for botches and triggers). We sponge water onto the cement board. Its essential to protect surrounding wall and floor surfaces from water or moisture damage that can occur in these areas. 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. The main issue caused by non-waterproof cement boards is the eventual warping and damage to the tiles, making it difficult and costly to fix without removing all the tile and starting over. This allows the cement to properly hydrate, resulting in a strong, dense bond coat. Wedi Board vs Cement Board vs Kerdi Board - The Ultimate Home Living Blog There is a product called Kerdiboard you might want to look into. What I would be most scared off is the fact that no inside or outside corners appear to have been used. 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. Houzz Pro: One simple solution for contractors and design pros, surfer thanked Avanti Tile & Stone / Stonetech. When installed, Kerdi Board creates a substrate that is level, flat, square, plumb, and dimensionally stable. Cement board, Wedi board, Kerdi board, Hardibacker, Densshield, Durock, Permabase, or Wonder board . Kerdi Board Vs. Cement Board (What's The Difference?) - Home Mindset What changes do you suggest to make Bathroom looks more updated? Kerdi-Shower-T/-TS/-TT is a prefabricated sloped shower tray with integrated Kerdi waterproofing. Yes, Hardie board needs to be waterproofed. Kerdi does admit that you can use cement board. To learn more, see our tips on writing great answers. Most of the entries in the NAME column of the output from lsof +D /tmp do not begin with /tmp. I will say that to is easier to put the membrane over drywall than cement board. Houzz utilise des cookies et d'autres technologies de suivi similaires pour personnaliser mon exprience utilisateur, me proposer du contenu pertinent et amliorer ses produits et services. there should be a small gap between the backer board and the tub. Modified thinset adhesive is a premixed product that contains latex or acrylic components which make it quite a bit more flexible than regular thinset adhesive and therefore better suited to some applications. Waterproof showers are the trend today, so RedGard is an excellent alternative to cement boards that act as vapor barriers. It is also widely available and a relatively inexpensive option approximately $10 for a 3-foot by 5-foot sheet. The tub flange can really be a pain in the butt when installing a tile tub surround. The use of modified thinset adhesive could result in an inadequate bond and could lead to possible delamination. 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. Following the correct application of Kerdi membrane over cement board will ensure a successful waterproofing installation and lasting results for your tile project. Ceramic and porcelain tile, more than almost any other surface material, need a stable . Cement board is the most common and widely-known backer board. Kerdi 3 ft. 3 in. Everyone knows brick and stucco, but what about fiber cement and metal? Why do small African island nations perform better than African continental nations, considering democracy and human development? Ditra is a 1/8-inch thick polyethylene membrane with a layer of anchoring fleece on the underside and a grid of square cavities on top. If you want to go to the extra effort of putting the membrane over drywall, there is no need to use greenboard. :/. Do the prefab Schluter niches like the double unit 12 by 28shelf have a built in pitch to the bottom and middle shelves to drainoff water as shown in niche that you built in that thread? The curb doesn't have to be any wider than a 2x4. One thing I do like fibercement (Hardie) for is when I need thin strips of cement board. Connect and share knowledge within a single location that is structured and easy to search. This allows the cement to properly hydrate, resulting in To ensure the floor is clean, wipe it with a wet sponge. Cement board sucks up the moisture and as a result, the kerdi doesn't always stick as well to cement board. I hang Kerdi on cement board and fibercement board all the time. We are no longer supporting IE (Internet Explorer), Do not Sell or Share My Personal Information. We installed cement board on the walls, and today when we attempted to apply the Kerdi membrane we could not get it to adhere. Like cement board, the boards are heavy and hard to cut. To create a watertight shower assembly, we installed Schluter's Kerdi membrane over the drywall, just as we would for tile.Write by:. Yes, you should prime drywall before installing KERDI in order to ensure proper adhesion and a successful installation. There are many different types of underlayment to choose from, but they all serve the same purpose. Anytime Mongo. Then cement, sand and water are mixed together to a crumbly consistency and floated over the lath to form a flat surface. Your Get free, zero-commitment quotes from pro contractors near you. I appreciate your help and your quick response. #1 - Backer board has nothing to do with HD or any other big box. Regardless, cement board is a great, trusted tile substrate that will work well on both walls and floors. With cement board as a substrate, the key is to ensure proper installation of the membrane. Do new devs get fired if they can't solve a certain bug? You still use metal lath, but then mix bags of powder and pour the soupy mix onto the floor. Without an underlayment, even the slightest movement of the subfloor can result in cracking of the tile and crumbling of the grout lines. Kerdi board is a kind of waterproofer because these kinds of boards are made of XPS foam. x 96 in. With that said, the key benefits of Kerdi Board include: While cement board may be the most common and widely-known tile substrate, Kerdi Board is giving it a run for its money. There is definitely skill & planning required to doit right. This feature makes building the base structure much easier and more cost . The grid lines on the surface are incredibly helpful for installation and making neat cuts. Since the existing wall board will be removed, I'd prefer to go a little extra and install a water proof cement board type base so the tile has a solid substrate even if it were to get wet, such as from a plumbing leak, or from infiltration on an exterior wall (as unlikely as that might be). True cement board (Durck, Wonderboard) is my first choice as a tile or Kerdi backer. The drywall's back side fails, and it's just as bad or worse than it was on the tile side. Step 1: Measure the area. About an argument in Famine, Affluence and Morality, Acidity of alcohols and basicity of amines. 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. All it takes is the right preparation. 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. Additionally, if the cement board isnt waterproof, it can also cause mold and mildew issues, as well as dry wall damage from the moisture seeping through. I also used the Kerdi drain. Connect and share knowledge within a single location that is structured and easy to search. A mortar wall is better and can be customized easier. Their lighter weight makes moving panels around during installation a cinch, which is a far cry from the heft of conventional cement board. Thanks to Mongo's earlier post, we knew we'd have to spritz the Hardi -- but found that even that wasn't quite enough. link to What Kind Of Paint For Garage Walls? I set the Kerdi with my hands, pat it into the thinset with my hands, then go over it with a 4" taping knife held at a low angle to embed the Kerdi in the thinset.

Pied Gauche Qui Gratte Islam, Travis County Jail Mugshots, Cursed Flame Terraria Calamity, Articles K