![]() ![]() If you butt them together you leave no room for expansion. You also want to leave 1/16 to 1/8 inch gap between each sheet – do not butt them together, and around the perimeter. By staggering the seams you add strength to the installation simply by not having a significant weak point in the substrate. that just means that none of the seams should line up across the room and no four corners should be placed together. The joints in backerboards should be staggered. This is not to say that 1/2″ adds significant sturdiness to your floor – it does not.īackerboards dry fitted - notice gaps in seams With proper floor framing and deflection ratios, though, you can use 1/4″ to minimize height differences. With rare exception the 1/2″ variety would be the best choice simply because I like to overbuild stuff. Whichever you choose make sure you get the proper thickness. Notice I said typed “properly installed”? Laying them down on the floor and shooting drywall screws through them does not constitute proper installation.Ĭhoose your weapon. When properly installed on your floor it is an ideal tile substrate for a quality and lasting installation. These include products such as Hardiebacker, Durock, Fiberboard, wonderboard and a host of others. ![]() ![]() One of the most readily available are cement backerboards. For a proper tile installation you need a proper substrate. ![]() The days of grabbing a three dollar bag of “thinset” and sticking floor tile right to the plywood in a bathroom are long gone (for professionals, anyway). ![]()
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