Kerdi over hardibacker. Hi, I built my new tub surround...

Kerdi over hardibacker. Hi, I built my new tub surround out of 1/2 Hardie Board. -Tends to be more brittle than standard cement board 2. Cement Board. Fiber cement board and cement board are closely related. Obviously you cant do this without creating a small hump with the mesh tape and Ditra is known as an uncoupling agent—meaning the tile and grout won’t come apart when the subfloor moves or fluctuates—and prevents water from seeping between tiles and causing your subfloor to rot. Fiberock is another popular product in this category. The most popular product in this category is DensShield tile backer board. . It’s perfectly fine to tile over drywall in dry areas like kitchen backsplashes and wainscot walls. I know what I'm doing with Hardi, never done Ditra. I thought I was supposed to apply the Kerdi-band with Kerdi-fix (confusion comes from seeing Wedi install video). You need to have some sort of waterproof membrane, tile grout and backerboard are porous. You’ve probably heard of Hardiebacker tile backer board. Although you can use cement backer board on both walls and floors, Ditra is limited to just floor applications. A cement board is a tile backer board that has many different brand names: USG Durock, Custom Wonderboard, and Hardiebacker (technically, a fiber-cement board) are just three popular name brands. 0 Sheets in the Backer Board department at Lowe's. com. I like the kerdi products, but installing is a little tricky for me, i have to get the mix just right especially over backer board. Hardie Instructions are to embed mesh tape into the seams with thinset. In the end, your shower renovation… Unmodified and polymer modified mortars. This video should clear up the proper procedure from the manufacturer. Jan 21, 2024 · Would there be any disadvantage in using left-over Kerdi membrane cut into strips and unmodified thinset—items already on hand and in substitution for the A-R mesh tape so less expensive overall — to patch the Hardie joints? Kerdi really offers very little advantage over hardiboard plus membrane. it seems that modified thinset can also be used, but this takes longer to dry. Which one is better and which one do you need for Schluter Kerdi and Ditra? New information about Hardie is saying to use modified thinset for joints and tile. Shop Schluter Systems Kerdi-Board 2-ft x 8-ft x 2-in Waterproof Polystyrene foam Backer Board 1. -Can be hard to cut and breaks more easily. If your old home is moving that much than you should be talking to somebody about foundation solutions and holding off on the tile for a minute. Popular Cement board brands are Durock, Wonderboard, and Permabase. This product has basically taken the place of green board mentioned earlier. This wastes time and money and causes failed tile showers. Sadly, homeowners and contractors install KERDI incorrectly. Pros 1. Cement board (or Hardiebacker) is also sold in mat form and is meant to serve as a backer board before tiling. Nov 30, 2025 · Kerdi-Board offers a modern, integrated system that simplifies waterproofing, while Hardibacker is a traditional, durable cement-based product that relies on secondary measures for moisture protection. I would go with 1/2 " hardibacker at the most thinset down to subfloor prior to screwing it down. Dec 10, 2025 · To add tiles over Hardie® Backer cement board, first clean the board's surface with a damp sponge. Fiber cement board. Next, apply modified thinset using a notched trowel appropriate for your tile size, ensuring to comb the ridges in one direction for optimal results. Easy enough for first try to get right Sounds like the ditra is just extra money. Which is better, Ditra or 1/4" Hardibacker? Difference between Ditra and Ditra XL? I've installed Hardibacker before, haven't installed Ditra. -Comes in varying price points for all budgets. Understanding the differences between these materials is essential for a watertight installation. Glass Mat Gypsum Wall Board. In this tutorial, you'll see common KERDI membrane mistakes and how you can avoid them. I am going to apply Kerdi Membrane over the Hardie board for waterproofing. Cons 1. Kerdi-Board is a multifunctional tile substrate and building panel that can be used for creating bonded waterproofing assemblies with tile coverings. My idea is to block in and install the tub in the existing corner, erect the new wet wall, and use hardi-backer to shim the wall out over the tub flange, then apply kerdi over the whole thing. The difficulty comes not so much from the stiffness but the edges that crumble. 3. Sheetrock in a wet area is a major no-no. Like the fiber cement boards, these can be difficult to cut. You can tile directly over the kerdi pan but need to waterproof the corners where pan & wall meet, I would go with kerdi-band & preformed corners for peace of mind over mesh tape + liquid membrane. 2. -Offers the permanence and strength of cement. It helps to moisten the backer first. Sheetrock/Greenboard. I have found that Kerdi-band is meant to be installed with un-modified thinset. Today, you'll see how to avoid these mistakes with a step-by-step plan. I'm installing a floor soon and someone mentioned Ditra. -Available in ¼-inch and ½-inch thicknesses for many use cases. -Heavier than other types of board 3. epqoq, mheer, ry9og, htksty, wlzccj, xhujl, fyfhk, amnssm, 2oeb, j1eg2,