Attic Plywood Thickness

What is the actual thickness of a sheet of plywood.

Attic plywood thickness.

My attic is located above my garage and currently the former owner had random pieces of plywood placed up there. 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. On center joist spacing. Or 6 answers.

In attics built purely for storage purposes you may find 2x6 ceiling joists or in some cases. The previous homeowner may have simply covered the joists with plywood to use the space for storage. A 3 4 sheet is actually 23 32 thick. I assume 3 4 inch but there are many types brands to choose from.

11 32 plywood attic dek attic flooring panel attic dek plywood subflooring 3 8 plywood 1 2 plywood 4x8. Don t use 7 16 osb as it is intended for external sheathing. On nov 12 2018. I want to setup the space over the garage to allow us to store itemsi know eventually i will have to install an attic ladderneed to know how thick the plywood for the floor should be.

Take the measurements for your subfloor and measure enough plywood so that you can cover the entire frame. You ll need to make sure that the plywood can fit through your attic door. 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. How thick should plywood floor be for attic.

In that case you will need to use 3 4 thick plywood. Measure the plywood and attic door. Attic flooring panels are easy to install with their interlocking edges. Because the actual thickness may vary measuring the plywood is the only accurate way to determine its thickness.

As an alternative 3 4 osb can be used. An attic can be floored with 1 2 cdx plywood if it is being used only for storage. Attic storage might be a good idea but other issues such as insulation joist spacing and intended usage should be taken into consideration. Purchase half inch 1 27 cm thick plywood to act as your flooring.

While this is not the optimal setup it is acceptable to have ceiling joists covered with plywood or osb to use for light attic storage of dead loads. Plywood flooring thickness is important for proper weight distribution. I wanted to add more plywood to the area and wanted to know if any specific type i should use. However the same can t be said if you are planning on using the space as a living space.

A single 4 pack covers approximately 10 sq.