But if the floor is covered in plywood you can t stuff enough insulation beneath it to do the job sufficiently not even in warm climates.
Putting plywood down in attic.
However you will have much better success and use your material much more efficiently if you start in the center.
If plywood or particleboard is slightly warped it may pull loose if you nail it down.
Depending on your climate that might not be enough.
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.
One concern about putting plywood directly over the floor joists if you have 2x10 joists that only gives you room for 10 of insulation.
The thinner plywood is acceptable when the joist spacing is 16 inches.
Might want to build some 2x6 framing on top of the floor joists to give you some more insulation space.
Eric petroelje oct 4 10 at 20 03.
Use an electric screwdriver to install the flooring base.
What would be a good depth of plywood that could be put on 24 inch on center 2 by 4s for this purpose.
To give yourself enough space to ensure adequate insulation under the.
Installing attic flooring for light storage only 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.
Another product by racor called.
If you plan to finish the floor in the attic and turn the room into a living space however you.
Now that you ve inspected your attic s current insulation and determined how much it has you.
Using a nail gun is no guarantee that boards won t pop up.
Several list advise regarding 4 x 8 sheets of plywood flooring being laid on top of joists for decking material in an attic along with pull down access stairs.
Ensuring adequate insulation under the flooring.
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.
Plan to pull up the flooring and layer new insulation on top of the old.
While you can nail the flooring into place a screwdriver will countersink screws and create a squeak free finish.
How to install plywood flooring in an attic insulating your attic.
Start in the center the most common temptation in laying down attic flooring is to start in a corner and begin installing the plywood sheets or wood flooring from there.