Plywood comes in large sheets.
1 2 or 3 4 plywood for attic.
Plywood is an engineered wood that s made by gluing together thin layers of wood veneers.
While plywood has been a top choice among homeowners for furnishing home interiors a variety of alternatives have sprung up offering a cheaper price better appearance etc.
Severe weather 1 2 in common southern yellow pine plywood sheathing application as 4 x 8.
Cut the plywood into manageable strips about 10 inches wide to make the job easier.
What thickness of plywood should be enough for an attic floor such that it could support persons as heavy as 225 pounds.
You need 3 4 inch plywood.
Osb oriented strand board.
Joist spacing and attic use the joist spacing in some attics is 24 inches and 1 2 inch sheets will sag and possibly break when spanning that distance.
That s what you should find on your home s main flooring areas.
Top choice blondewood 3 4 in whitewood plywood application as 4 x 8.
A plywood subfloor generally uses 1 2 inch to 3 4 inch thick sheets of plywood that have one rough side which faces down and one smooth side which faces up.
There are many grades of plywood as it s used for everything from subfloors to cabinetry.
The thicker plywood or boards aren t that much extra more expensive and you ll never have to worry bout them again.
Severe weather 3 4 in common southern yellow pine plywood sheathing application as 4 x 8.
Install two by four blocking between joists or wherever needed to support edges of the plywood that do not have support from the bottom.
Obviously using 3 4 plywood on 16 joist centers is also good.
3 8 seems thin 1 2 may do it 5 8 seems thick and home depot has other thickness like 19 16 etc.
For pricing and availability.
It might seem impossible to haul it up to the attic.
1 2 suffices but 3 4 is better or any old scrap 1 x 6 1 x 8 etc.
Severe weather 1 2 in common southern yellow pine plywood sheathing application as 4 x 8.
It s economical durable and can be used in a variety of ways including flooring paneling and furniture making.
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.