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. How can I find out which sectors are used by files on NTFS? If you are looking for a way to minimize height buildup and eliminate a large level difference at thresholds, a mat product is a good solution. Your email address will not be published. Yes, you should prime drywall before installing KERDI in order to ensure proper adhesion and a successful installation. Ratings (91) (5) (91) (3 . I guess I could save a few $ and laminate 1/4" drywall there instead.IOW, is hardi OK to level out the tub flange?Not that it matters, but the tile will be 3x6 carrara to the ceiling.Casey. Furthermore, if you're working in an older home KERDI-BOARD fits better than cement board in odd spaces. ), Schluter SET, ALL-SET, FAST-SET or an unmodified thin-set mortar is recommended. Here is a video off the Schluter-Kerdi website that describes how to apply the waterproof membrane on top of the substrate (gypsum board in this case): http://www.schluter.com/schluter-us/en_US/Shower-System/KERDI-SHOWER-KIT/Schluter%C2%AE-KERDI-SHOWER-KIT/p/KERDI_SHOWER-KIT. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[728,90],'remodelormove_com-box-3','ezslot_2',173,'0','0'])};__ez_fad_position('div-gpt-ad-remodelormove_com-box-3-0');Yes, you can put Kerdi membrane over cement board. Then you can apply a thin layer of KERDI-FIX to the board, the membrane over top . modified thin-set mortar is not recommended to set ceramic and stone tile, including large format tiles, over the KERDI membrane. The tub flange can really be a pain in the butt when installing a tile tub surround. How to follow the signal when reading the schematic? 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. I've never had a failure. Kerdi-Shower-T/-TS/-TT is a prefabricated sloped shower tray with integrated Kerdi waterproofing. x 48 in. 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. rev2023.3.3.43278. is that because water doesn't really hit that area?" - Lisa Jasper That's pushing it but should be fine. Properly waterproofed Hardie board should last for many years. We use a pump action garden sprayer and its usually dry by the time we clean the sprayer. What's the difference between a power rail and a signal line? 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. Well, DH said he had virtually no time to work with the stuff before it dried out, so he switched from my spritz bottle to a sponge. As such, many homeowners and professionals find themselves wondering whether Kerdi Board or cement board is the better tile substrate. You still use metal lath, but then mix bags of powder and pour the soupy mix onto the floor. In jobsite conditions and over a long time, who knows. In general, modified thin-set mortar is not recommended to set ceramic and stone tile, including large format tiles, over the KERDI membrane. The Ditra uncoupling design is lightweight, durable, and minimizes the possibility of cracked tile and grout. While cement board may be the most common and widely-known tile substrate, Kerdi Board is giving it a run for its money. Why is there a voltage on my HDMI and coaxial cables? In order to determine which tile underlayment is right for your project, you need to know which issue youre trying to solve whether its preventing subfloor cracks from transferring to the tile, soundproofing, moisture protection, or providing more rigidity to the tile. The major drawback to cement boards is their weight, as they are incredibly heavy and can be difficult to cut. I don't want to use the Ditra membrane product but rather tiles directly over the cement boards. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Step 7: Cut the Tile. How to adhere edge of bullnose tile to drywall as trim for shower/tub surround. Sloped Shower Tray KST1220/1525 - The Home Depot. 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. No bulges either, but definetly no thin spots.-Not paying attention to the direction of the comb. Installation; As the GoBoard is very lightweight, it becomes easy to . With that said, lets take a look at the importance of choosing the right tile substrate, the options you have, and which tile underlayment material you should choose Kerdi Board or cement board? Additionally, all thin-set should be allowed to cure for 24 hours before tiles are installed. Yes, it is possible to put Kerdi over regular drywall. A hundred times better to have too much before you comb than too little. But there are downsides. Do you have any pictures? Bathroom closets are often catch-alls for anything and everything remotely related to self-care. We also found that using a heavy rolling pin worked wonders for really setting the Kerdi. Preparing drywall for KERDI membrane requires a few important steps to ensure a successful application. It works well, is what Schluter recommends and I've never had an issue with it. Step 8: Allow to dry. This allows the cement to properly hydrate, resulting in a strong, dense bond coat. To learn more, see our tips on writing great answers. This flexible polyethylene layer is easy to install and can protect the tile from both cracking and moisture. A lot of folks like using cement board but it's heavy and requires a waterproofing membrane over it. Following the correct application of Kerdi membrane over cement board will ensure a successful waterproofing installation and lasting results for your tile project. Both may be effective substrates, but Kerdi Board boasts significant advantages. 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! Schulter Ditra is manufactured by Schluter Systems and is a 1/8 thick polyethylene uncoupling membrane that is specifically designed for tile installations. However, you do still have to take care to waterproof the seams and the fastener penetrations to create a waterproof assembly. This is necessary to ensure that the membrane will adhere properly to the drywall. Water-resistant gypsum board, or green board, was used in the past as a tile backer but is no longer recommended, mainly because better products are available. Additionally, a liquid water-resistant membrane should be applied over all surface areas before installation. This will ensure that the coating sticks to the cement board. Being a Los Angeles resident, Jessica spends a lot of her time looking for her next DIY project and sharing her love for home design. Schluter says that the Kerdi membrane and tile can be installed over standard gypsum wall board without any problems. RedGard can be used on a wide range of interior and exterior surfaces. That would tell him where the edge of the framing needs to be. Yes, Schluter membranes can go over cement board. They can be installed on any type of support and can even be used to create partitions, with no structural support required. It costs more but it;s worth it for the ease of install IMO. Following the instructions for the product being used and ensuring that all of the necessary steps are followed will help to ensure a successful installation. Learn more about Stack Overflow the company, and our products. Well, I'm going to give you three different ways to seal the backer board at the tub flange. This allows for future compression and an area at the corner where things are more forgiving. Foam-core tile backing board has two big advantages over other backer boards. By the time you switch from the RG application to the Kerdi installation, it should be dry. Think about movement. Other mistakes I was making early on:-over working the thinset. Politique d'Utilisation des Cookies de Houzz. All it takes is the right preparation. I will say that to is easier to put the membrane over drywall than cement board. I used this to seal a 3 1/2 by 6 1/2 foot shower with 7 foot walls. Our thinset was more watery than the videos, but it still managed to dry out quickly, even in the time it takes to apply the small corners in our shampoo niche. vegan) just to try it, does this inconvenience the caterers and staff? I simply sponge off the excess. The niche' intermediate shelf isn't actually attached, to enable specific placement for each unique tiling application. :/. The problem is on the back side of the drywall, which is not protected. DIYers on this forum seem to have nothing but problems with Hardi. ".1) is is okay to use kerdi board instead of ditra on the floor? A complete schluter shower kit is like $700-$900 depending on the size - this includes the pitched foam shower pan. I also used the Kerdi drain. Once its cleaned, use caulk to seal all of the seams where the cement board meets the walls. This feature makes building the base structure much easier and more cost . Cement board and grout are not water proof, if there's Kerdi no moisture is ever going to be able to get behind it. The best answers are voted up and rise to the top, Not the answer you're looking for? I can take a bit of it off the wall and roll it into a ball. It is also widely available and a relatively inexpensive option approximately $10 for a 3-foot by 5-foot sheet. x 96 in. We mixed the thinset, it wasn't as smooth as the utube video, but it was close, and we gave it ten minutes. However, the answer you provided above suggests that the OP could omit a waterproof membrane, that I. 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. Significantly more time and effort is required to ensure a quality bond when using a modified thinset adhesive with KERDI, and for this reason, it is usually not recommended. builder, anti-builder, rebuilder -- Retired Moderator. To properly seal a cement board for a shower, its important to first properly prepare the surface. I'm thirsty. A good rule of thumb is 24 hours per inch of thickness, then one more day on top of that to be sure. We tried adding water to the thinset, we tried using a larger notch trowel, but nothing seems to make the Kerdi stick. BTW the older Kerdi thread referencedwas excellent. Project Type: Tile / Category: Bathroom. MAPEI makes products for each step of the remodel process, giving you a single source solution, and only one phone number to call if you need assistance! You peeled it off? That's the way us "Tile Guys" do it all the time. How do you show the depth of a hole in a drawing? We waterproof the outside the hardiboard in 99% of the install with something like redgard. Also are you saying that you wet ("booking the Kerdi") the Kerdi, as well? Hang the cement boar. This thread is 9 years old and it's the Hardi board that's thirsty not the Kerdi. The main types of cement board you could encounter are Fibre Reinforced Cement (FRC) board and gypsum board. One thing I do like fibercement (Hardie) for is when I need thin strips of cement board. Kerdi Board is expensive, but I can justify it because it saves time, and it's a joy to use. Putting this stuff on walls is difficult and time . We were using a 3/16 x 5/32 trowel, probably to small. FRC board tends to be more moisture-resistant than gypsum board and is best suited for outdoor projects such as showers or tub surrounds. Seems like I've been using the full measure of water the bag calls for, plus about 10%.-50 lbs of thinset at a time is too much for an amatuer. Any recommendations? 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. Properly waterproofing a shower area sharing a living room wall, Can I use cement accelerator to decrease setup time of modified thinset. This is a very effective and popular method of installing tile, and one that ensures the tile doesnt crack. 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. Recovering from a blunder I made while emailing a professor, Minimising the environmental effects of my dyson brain. 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. Glass mat gypsum board is a better choice. Sheets of glass mat gypsum are made from water-resistant silicone-treated gypsum, reinforced on both sides by fiberglass mats. Cementboard sufficient to a tub surround is dirt cheap .vs. It only takes a minute to sign up. That was not a fault of the Kerdi, or the installation. 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. Portland cement-based unmodified thin-set mortars are dependent on the presence of moisture for hydration in order to gain strength. Set ceramic and stone tile over the KERDI membrane with unmodified thin-set mortar, including large format tiles. I trust it and have never had a callback. The Kerdi is essentially replacing the backerboard. Cement board is the most common and widely-known backer board. If you do not already have the hardi up, I recommend using real cement board (Hardi is a fiber-cement) or drywall. An additional layer of sealant can also be applied on the seams for extra protection and water resistance. I also used the Kerdi drain. For indoor projects and gypsum board, thinset with a latex acrylic modifier is ideal. RedGard can be applied to cement board panels in two ways: Roll it on the wall with a 3/4-inch nap roller or spray it on the wall. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[580,400],'remodelormove_com-large-mobile-banner-1','ezslot_17',164,'0','0'])};__ez_fad_position('div-gpt-ad-remodelormove_com-large-mobile-banner-1-0');As an added precaution, you may want to consider to adding a water-resistant layer afterwards, such as a caulking or flashing tape. #4 You could be adding a good 1000 pounds to your install too. RedGard On Hardibacker Board. Though, each product comes with its own individual characteristics, and pros and cons. I want to mount a cast iron bathtub, but not pull down my 1905 plaster and lath. Installation is simple- just trowel a layer of thin-set adhesive on the floor and embed the mat in it, then fill the cavities with thin-set. But you might be struggling to figure out what kind of paint to use on garage walls. Connect and share knowledge within a single location that is structured and easy to search. Installation. . We want that inside corner able to move. Please feel free to reach out to our Product Support Team at 1-800-992-6273 if you need anything. A quality underlayment will also serve as a waterproof barrier between the subfloor and the tile surface. But I did want to understand the cost breakdown as the walls then become WAY more expensive than it would be with Redguard. What? Is this overkill? To waterproof Hardie board, you should choose a quality sealer that is designed for use on cement-based sidings. Hardie board is a cement-based siding product that is water-resistant, but not waterproof. Why do you think each board should be able to move at all let alone independently? Making statements based on opinion; back them up with references or personal experience. 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. Some being easier to work with than others. Their lighter weight makes moving panels around during installation a cinch, which is a far cry from the heft of conventional cement board. I have corrugated metal shower surround & grab bars. Contact us: 888-472-4588 Hi.I have a unique situation. Builder saying he doesn't want to put my trim tile in here. What to use to flatten and prep wall before installing Schluter Kerdi membrane for tiling? if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[728,90],'remodelormove_com-mobile-leaderboard-2','ezslot_25',167,'0','0'])};__ez_fad_position('div-gpt-ad-remodelormove_com-mobile-leaderboard-2-0');Waterproofing should be done prior to the installation of any tile including behind the shower tile. Do I have to use Kerdi tape with Ditra membrane? Installing cement board involves placing the boards atop a layer of thinset adhesive, a process known as bedding. Kerdi Board panels have a number of other advantages: they can be cut to size using an ordinary utility knife, can be glued or screwed into place, and are very lightweight. document.getElementById("ak_js_1").setAttribute("value",(new Date()).getTime()); Your email address will not be published. New England.
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