and achieving the stiffening of the structure Floor-to-ceiling format for maximum flexibility in construction Optimized tongue and groove profile for secure and precise installation Important ...
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How to Install Cement Board on a Floor
Install a layer of 5/8-in. CDX plywood and screw it to the subfloor with 1-5/8 in. drywall screws spaced every 4 in. 3/4-in.