A single 4.
Best plywood for flooring attic.
As an alternative 3 4 osb can be used.
If your joists are 16 on center then you could get away with 1 2 plywood.
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.
In that case you will need to use 3 4 thick plywood.
Universal attic dek 4 pack made for 16 in.
Attic flooring panels are easy to install with their interlocking edges.
In attics built purely for storage purposes you may find 2x6 ceiling joists or in some cases even 2x4 joists.
But best to.
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.
That s what you should find on your home s main flooring areas.
You can for instance use recycled materials.
Plywood flooring thickness is important for proper weight distribution.
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.
Attic space offers many options for building storage or living space especially if you already have a well built basic flooring in place.
Plywood or chipboard is the least expensive option for storage flooring.
On center joist spacing.
Best seller attic dek universal attic dek 4 pack made for 16 in.
Plywood roof sheathing 5 8 plywood attic dek 3 8 plywood osb 4x8 11 32 plywood.
It s possible to create a solid floor without investing a lot of money.
Obviously using 3 4 plywood on 16 joist centers is also good.
You can install inch plywood or oriented strand board osb in 4 foot by 8 foot panels over existing 16 inch oc joists.
Installing attic flooring for light storage only.
However the same can t be said if you are planning on using the space as a living space.
Don t use 7 16 osb as it is intended for.
The recommended thickness of the plywood subfloor is governed by the spacing of the joists.
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.
The wood should be at least 5 8 inch thick to handle a heavy load.