How To Add Batt Insulation To Attic

Add weatherstripping around the perimeter and a sweep to the door of a walk up attic.
How to add batt insulation to attic. Affix rigid foam insulation to the attic side of the hatch or door. Use a zippered insulated tent to keep the enclosure draft free attic tent at 7 attic cover insulator 120. Any existing batt or roll insulation in the attic should have the facing against the attic drywall floor or no facing at all. When adding additional insulation you do not have to use the same type of insulation that currently exists in your attic.
Attic hatch or door. To install fiberglass batts over existing insulation lay the batts perpendicular to the joists so they do not compress the insulation below. Whether you live in a warm weather state as i do or in a cooler northern climate it s hard to stay comfortable and keep your energy bills in check if you don t have adequate insulation in the attic. The vapor retarder on top of or between layers of insulation can trap moisture.
Multiply the number of inches of insulation by the r value per inch. According to the u s. The recommended level for most attics is to insulate to r 38 or about 10 to 14 inches depending on insulation type. Pull down stair or ladder.
You can add loose fill on top of fiberglass batts or blankets and vice.