What Kind Of Plywood For Attic Floor

Some experts suggest that 15 32 inch plywood should be standard if the underlying floor joists are spaced 16 inches apart or less but slightly thicker 3 4 inch plywood should be used for joists spaced further apart.

What kind of plywood for attic floor.

I wanted to add more plywood to the area and wanted to know if any specific type i should use. The decision regarding the thickness of plywood to use for the subfloor in the attic has a lot to do with how you intend to use the attic and it also depends on the spacing of the ceiling joists. My attic is located above my garage and currently the former owner had random pieces of plywood placed up there. Select 2 to 4 items to compare.

Cut the plywood into manageable strips about 10 inches wide to make the job easier. Install two by four blocking between joists or wherever needed to support edges of the plywood that do not have support from the bottom. If your attic joists won t bear the weight necessary to finish out a living space but the engineer cleared them to support floor decking for light storage you can install inch plywood or. Plywood comes in large sheets.

I assume 3 4 inch but there are many types brands to choose from. The recommended thickness of the plywood subfloor is governed by the spacing of the joists. Some screwed others not. Attic flooring panels are easy to install with their interlocking edges.