It is too thin for a floor in a room but for a lightly used attic it is plenty.
Osb or plywood for attic storage.
Use the tongue and groove feature to lock multiple boards together and improve the organization of your storage space.
In attics built purely for storage purposes you may find 2x6 ceiling joists or in some cases.
Install two by four blocking between joists or wherever needed to support edges of the plywood that do not have support from the bottom.
And stayed swollen while the plywood remained stable.
Cut the plywood into manageable strips about 10 inches wide to make the job easier.
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.
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.
Oriented strand board osb board that soaked in my bathtub overnight swelled almost 1 4 in.
It might seem impossible to haul it up to the attic.
I ve used 7 16 osb for decking in an attic.
Don t store osb in a full bathtub.
Osb attic decking has a convenient tongue and groove design for easy installation.
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.
It is cheap and strong enough for the job.
Plywood comes in large sheets.
Oriented strand board osb is a material with oriented strand board osb is a material with high mechanical properties that make it particularly suitable for load bearing applications in construction.
7 16 and 6 00 sounds more like osb than plywood.
The edges of the 1 2 in.
Kept high and dry during storage and after installation osb has the same strength and durability as plywood but costs less.
A viable alternative to plywood this osb board is engineered to prevent any cupping warping or splitting.