Do You Need Durrock Under Tile If Have Vinyl Subfloor

When you install your vinyl on a wood subfloor the top plywood should be a minimum of 1 4 thick.

Do you need durrock under tile if have vinyl subfloor. It supports your decorative floor finish whether it s carpet hardwood vinyl laminate or tile. If you want to know why it s because it pretty much doesn t matter what the subfloor is under that plywood. For most subfloors you will need to add an extra layer of wood. Concrete expands and contracts and that type of movement can also crack the tiles and the grout.

When installing a ceramic tile floor on a concrete subfloor you don t have to worry about flexing as long as the concrete slab is at least 1 1 8 inch thick which most slabs are. A subfloor is the bottom most structural level of your floor. The obvious drawback is that the height of the floor gets to be pretty high at times and you have to watch the height of exterior doors etc. Arrange the plywood on the first layer of wood.

Wooden subfloors in older houses need to be strengthened and stabilized before backer board and tile are installed. Concrete and wood subfloors each have their own subfloor preparation. You can have 5 8 osb and 19 2 oc joists and it still works. To do this measure and cut the plywood to fit your room.

For more information download our pdf about types of subfloors. However you re not out of the woods. Preparation for installing floor tile depends on the type of subfloor in the room you are tiling. Do not line up the second layer with joints in the first layer.