Preparing Bathroom Subfloor For Tile

Proper preparation of the subfloor is critical to the success of your ceramic tile installation.

Preparing bathroom subfloor for tile.

The most important part of a tile floor installation is prepping the subfloor. 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. Preparing a subfloor is an essential step for installing floor tile it provides a level surface that will allow the tiles to properly stay in place. Wood building materials contract and expand at different rates from natural humidity and exposure.

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.