Placing Plywood In Attic

To give yourself enough space to ensure adequate insulation under the flooring construct a riser of 2 x 4 s in the attic over the existing joists.

Placing plywood in attic.

I wanted to add more plywood to the area and wanted to know if any specific type i should use. Ensuring adequate insulation under the flooring. Plywood comes in large sheets. In attics built purely for storage purposes you may find 2x6 ceiling joists or in some cases even 2x4 joists.

Plywood serves capably as ceiling material in garages shops and rec rooms when aesthetic design is not an issue. I assume 3 4 inch but there are many types brands to choose from. Plywood allows easier access to pipes ducts and wiring than drywall. Plywood is viable as a ceiling material particularly in the basement.

Plywood or chipboard is the least expensive option for storage flooring. Some screwed others not. The wood should be at least 5 8 inch thick to handle a heavy load. Start off by measuring the panel to be placed as a layer.

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. Place the insulation back and prepare for the top layering of the attic floor. Cut the plywood into manageable strips about 10 inches wide to make the job easier. 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.

Since the boards are sold in 4 foot by 8 foot sheets you may need to cut them into 2 foot wide strips to get them into the attic space. My attic is located above my garage and currently the former owner had random pieces of plywood placed up there. 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.

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. The finished subfloor should look like a grid. Laying the plywood flooring. It might seem impossible to haul it up to the attic.