Plywood Attic Flooring

Plywood flooring thickness is important for proper weight distribution.

Plywood attic flooring.

What size plywood for an attic floor. 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. The previous homeowner may have simply covered the joists with plywood to use the space for storage. You ll have to construct a wooden frame or sub floor with boards 16 inches apart to provide extra support for the floor.

Alternatively your attic may already have some sort of floor but this doesn t necessarily mean you can build rooms. My attic is located above my garage and currently the former owner had random pieces of plywood placed up there. More product details close. I wanted to add more plywood to the area and wanted to know if any specific type i should use.

Here are a few tips to help you and your house get through the attic flooring installation job. Don t use 7 16 osb as it is intended for. Attic flooring panels are easy to install with their interlocking edges. Attics with existing flooring.

As an alternative 3 4 osb can be used. Some screwed others not. Attic storage might be a good idea but other issues such as insulation joist spacing and intended usage should be taken into consideration. Plywood floor in attic of older home.

The recommended thickness of the plywood subfloor is governed by the spacing of the joists. 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. It isn t but you ll need a dose of common sense to execute the job of installing an attic floor properly. However the same can t be said if you are planning on using the space as a living space.

I assume 3 4 inch but there are many types brands to choose from. 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. In that case you will need to use 3 4 thick plywood. A single 4 pack covers approximately 10 sq.

These lightweight easy to manage panels can be installed by even the most inexperienced homeowner in about 15 minutes. With all these challenges you might start thinking that attic flooring installation is impossible.