How To Install Attic Floor Insulation

Loftzone gives you a strong storage platform above even thick insulation in your attic.

How to install attic floor insulation.

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. If using faced insulation keep the paper vapor retarder facing up and against the subfloor. Start at one edge of the crawlspace and install the insulation between the floor joists. Start with the attic floor.

In northeastern ohio it is recommended that attic insulation have an r value of 49. Watch this easy diy guide on how to fit an attic sub floor and boards. Stop using your attic for storage. Attic insulation between roof trusses.

Even easier you can also use a prefabricated attic floor kit designed specifically to raise the attic floor above the insulation. You ll have to construct a wooden frame or sub floor with boards 16 inches apart to provide extra support for the floor. The insulation should fit snugly against the subfloor and between the joists. To floor an attic you ll need to install a sub floor for support before laying your plywood floor.

However if you keep the storage weight to a minimum you may be able to build a storage platform above the insulation by attaching supporting beams to the sides of the trusses. If your attic has a floor you may not be able to install enough insulation beneath it to attain an r 49 rating. 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. Plan to pull up the flooring and layer new.

Make sure each run contacts the insulation you installed at the header band joists. Install additional boards on all remaining joists in the entire attic. First you ll need to measure the area you want to floor so you can calculate how much wood you ll require.