Plywood For Attic Decking

Universal attic dek 4 pack made for 16 in.

Plywood for attic decking.

Carry a piece of plywood to one of the far corners of the attic and lay it on top of the installed boards. You ll need to make sure that the plywood can fit through your attic door. Install two by four blocking between joists or wherever needed to support edges of the plywood that do not have support from the bottom. In that case you will need to use 3 4 thick plywood.

As an alternative 3 4 osb can be used. Place the sheets of plywood so that the edges of each board ends at the center of the floor joists with a 1 8 inch gap between adjacent boards on the same joist to allow for wood expansion. The plywood should be perpendicular to the joists so that a signal sheet spans multiple. If you plan to finish the floor in the attic and turn the room into a living space however you.

The thinner plywood is acceptable when the joist spacing is 16 inches. You need 3 4 inch plywood. Take the measurements for your subfloor and measure enough plywood so that you can cover the entire frame. Lay sheets of the plywood onto the floor spanning the joists with a 1 2 inch space between the walls of the attic and the edges of the plywood.

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. Maneuvering heavy 4 x 8 sheets of plywood or osb oriented strand board up to an unfinished attic is sometimes like trying to fit a square peg into a round hole. It might seem impossible to haul it up to the attic. Measure the plywood and attic door.

An attic can be floored with 1 2 cdx plywood if it is being used only for storage. 11 32 plywood attic dek attic flooring panel attic dek plywood subflooring 3 8 plywood 1 2 plywood 4x8. Cut the plywood into manageable strips about 10 inches wide to make the job easier. Plywood comes in large sheets.

To make the job easier use a circular saw to cut the plywood sheet first into 2 2 8 strips which will be much easier to handle.