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.
Plywood in attic for storage.
As an alternative 3 4 osb can be used.
Measure the plywood and attic door.
My attic is located above my garage and currently the former owner had random pieces of plywood placed up there.
Take the measurements for your subfloor and measure enough plywood so that you can cover the entire frame.
I assume 3 4 inch but there are many types brands to choose from.
Plywood flooring thickness is important for proper weight distribution.
Attics with existing flooring.
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.
Alternatively your attic may already have some sort of floor but this doesn t necessarily mean you can build rooms.
That s a big size and strength difference between the two types of attic joists even if the joist spacing is the same.
The wood should be at least 5 8 inch thick to handle a heavy load.
An attic can be floored with 1 2 cdx plywood if it is being used only for storage.
In that case you will need to use 3 4 thick plywood.
Lastly your home s energy efficiency almost always suffers when the attic is converted for storage.
Ceiling joists are typically 2 8 lumber floor joists are usually 2 10 or 2x 12 lumber.
I wanted to add more plywood to the area and wanted to know if any specific type i should use.
Today i made contact with a local contractor that installs pull down attic stairs and up to 4 sheets of plywood for attic storage as a package deal advertised in the local paper.
Purchase half inch 1 27 cm thick plywood to act as your flooring.
Plywood or chipboard is the least expensive option for storage flooring.
The previous homeowner may have simply covered the joists with plywood to use the space for storage.
Some screwed others not.
Attic storage might be a good idea but other issues such as insulation joist spacing and intended usage should be taken into consideration.