Plywood Thickness For Attic Floor

I m a big guy 6 3 and around 230 so the guy at home despot suggested one of the above.

Plywood thickness for attic floor. These lightweight easy to manage panels can be installed by even the most inexperienced homeowner in about 15 minutes. 3 4 inch plywood is nice and stiff but it is also heavy so installing a large area of 3 4 plywood may c. The thickness that builders use most often for subfloors is 3 4 inch and when they need extra reinforcement. An attic can be floored with 1 2 cdx plywood if it is being used only for storage.

You ll need to make sure that the plywood can fit through your attic door. Don t use 7 16 osb as it is intended for. What thickness is best. 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.

Plywood flooring thickness is important for proper weight distribution. Purchase half inch 1 27 cm thick plywood to act as your flooring. Measure the plywood and attic door. Attic flooring panels are easy to install with their interlocking edges.

Take the measurements for your subfloor and measure enough plywood so that you can cover the entire frame. Attic storage might be a good idea but other issues such as insulation joist spacing and intended usage should be taken into consideration. As an alternative 3 4 osb can be used. The thickness of plywood for an attic floor depends on the reason for it and the load bearing ability of the ceiling joists that support it.

The recommended thickness of the plywood subfloor is governed by the spacing of the joists. 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. A single 4 pack covers approximately 10 sq. However the same can t be said if you are planning on using the space as a living space.

Plywood comes in 4 by 8 foot sheets with thicknesses ranging from 1 4 to 1 1 4 inches.