They don’t damage the walls as you carry them into the house and upstairs.There are some big advantages to these panels for showers: More recently, Laticrete Hydroban Board, and Johns Manville GoBoard have all come on the market.įoam boards are easy to cut, easy to install, and completely waterproof. Kerdi Board is another choice with a decently long history and loyal customer base. Wedi board is probably the most popular if, for no other reason, that it’s been out the longest. You still need to waterproof them like the fiber cement boards above. Additionally, the water absorption is quite low. Permabase is the one that I prefer and I can usually drive screws into the very edge without it breaking off. The edges don’t crumble as badly as they used to. However, cement boards have improved over the last few years. It does take some getting used to.Īdditionally, they’re heavy which makes them hard to hold on to the wall while you start your screws.ĥ Ways to Screw Up your Cement Board Installation on Floors The difficulty comes not so much from the stiffness but the edges that crumble. Like the fiber cement boards, these can be difficult to cut. Popular Cement board brands are Durock, Wonderboard, and Permabase. Some have found that Hardiebacker shears work well and don’t create too much dust but the drawback is that the edge isn’t always a clean cut.Ĭement board has improved over the years and is easier to work with Cement Board Including your lungs, if you don’t wear a mask. You can use a skill saw or handheld grinder with a diamond blade to cut it but it’s will get dust everywhere. It’s much stiffer and harder.Ĭutting it in half is much easier than cutting a 1-inch strip off the edge. But Hardiebacker and its competitors are not nearly as easy. The tile backer boards that have already been mentioned are fairly easy to cut by scoring and snapping. It’s a sort of gray/beige colored board and is available at any hardware box store. Fiberock is another popular product in this category. You’ve probably heard of Hardiebacker tile backer board.
Concrete skim coat shower walls how to#
Generally, the sheetrock crew (and oftentimes the tile installers) don’t know how to properly waterproof the seams, screw holes, and edges.īut it’s cheap and lasts long enough which is music to most tract home builder’s ears.įiber cement board and cement board are closely related. In tract homes and new construction, it’s generally installed by the sheetrock crew. Where they used to use green board back in the 1980’s they now use this new gypsum hybrid. Because of these things, it is the new favorite of home builders everywhere.
Concrete skim coat shower walls install#
Like sheetrock, it’s easy to install and very economical. It is made of moisture-resistant gypsum but it also has a waterproof coating on its face. This product has basically taken the place of green board mentioned earlier. The most popular product in this category is DensShield tile backer board. The cost is not much more and the insurance is worth it to me.īottom line: if there’s drywall on your shower walls it better be a Kerdi installation. When I install Kerdi I always use cement board. Furthermore, if another trade, such as the shower glass installers, makes a mistake then you’ll be fighting over who pays for what.įinally, if water wicks past your seams, as some YouTubers claim, it is conceivable that drywall could swell over time. If a pipe or faucet ever leaks in the wall this will ruin your shower. Schluter approves their waterproof Kerdi membrane over drywall If everything goes as planned you shouldn’t have any issues but if you make one mistake then you’ve just compromised your whole shower. The thinking is that as long as there’s a completely waterproof membrane on the front of the drywall that the sheetrock will never get wet.įactor in that drywall is easy to install and easy to thinset over and you can see the appeal of waterproofing your shower this way. Schluter actually recommends sheetrock as a backing. It’s not quite as simple when you are installing a product like Schluter’s Kerdi waterproof membrane.
If sheetrock (drywall) gets wet it expands and swells and will ruin any tile that you’ve installed on it. It’s my understanding that green board isn’t approved for residential wet areas anymore. This also goes for moisture-resistant drywall also known as green board.
It usually works fine for a kitchen backsplash or fireplace but as a shower tile backer board, it’s a bad idea and against code. Sheetrock in a wet area is a major no-no. Which tile backer board is best? Sheetrock/Greenboard
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