Plywood Subfloor Thickness For Hardwood Flooring

Tongue and groove plywood is available to reduce squeaks and help the subfloor fit together better.

Plywood subfloor thickness for hardwood flooring. Considering the fasteners are installed at a 45 degree angle or blind nailed overall thickness required runs about 5 8 of one inch. Keep in mind that for mechanically fastened floors osb doesn t hold fasteners as well as plywood so you need to use a thicker material to get the same holding power. The subfloor is the decking installed on top of flooring joists. When it comes to subfloors that go down on top of the floor joists between the joists and the finish material plywood is the preferred choice.

Depending on if what the floor finish will be tile hardwood or carpet there are different. The finished floor is then installed on top of the subfloor. A wood subfloor should be osb or plywood of 3 4 or thicker for a hardwood floor installation. Plywood is the best subfloor for hardwood flooring installation.

The thickness needed for subflooring depends on the type of floor that will go on top and the primary purpose for the subfloor. It is an ideal building material for subfloors. Plywood allows for a much better build up with lower undulations in the subfloor. Plywood is available in many thicknesses 1 8 1 4 11 32 15 32 19 32 23 32 and 1 1 8.

They are normally set in a bed of adhesive which can allow for a nice solid platform for the flooring install. Plywood is the most common type of subflooring. Plywood comes in a variety of thicknesses beginning at 1 8 inch and increasing to 1 inch. The thickness of plywood panels in a subfloor is regulated by the.

Usually manufactured in 4 by 8 foot sheets plywood panels and osb are acceptable subfloors for hardwood flooring as long as they are the proper thickness.