The subfloor must be free of moisture damage including rot and sponginess and must be securely fastened to the joists and squeak free don t lay tiles on a concrete slab with cracks that appear to be spreading or irregularities that prevent you from leveling it.
Preparing bathroom subfloor for tile.
This guide will show you how to prepare your subfloor for a tile installation project to ensure that it s fit to support ceramic or porcelain tile.
Proper preparation of the subfloor is critical to the success of your ceramic tile installation.
Installing a tile floor is the perfect project for a bathroom renovation.
Wood building materials contract and expand at different rates from natural humidity and exposure.
Preparing your subfloor for tile in this video learn how to prepare a wood or concrete subfloor for tile including such steps as checking for dips installing backerboard applying primer and thinset pouring liquid underlayment and when to use osb or exterior grade plywood.