To insulate fold down attic stairs.
Attic stair insulation box.
Available in 1 standard size to fit most attic stairwell openings product is designed to cover access points up to 25 1 2 in.
Attach the blanket insulation to the attic side of the cover box with adhesive and wrap it with building wrap or other air barrier to prevent air movement in the insulation from degrading its r value.
Attach the foam box to the floor with metallic tape.
Insulator is comprised of a durable pink fiberglas insulation and tough highly reflective foil.
The box is hinged on one side which makes.
The box should rest squarely on top of the attic stairs frame or on wood stops installed to support it.
Add insulation to the exterior of the plywood box.
Assemble the sides of the box with metallic duct tape.
Position the box over the stair opening in the attic.
Attic stairs insulation cover for pull down stair attic tent 25 x 54 x 11 r value 15 3 extra thick fireproof attic stairway insulator easy installation 4 8 out of 5 stars 104 10 off.
With attic insulation we aim for a pretty high standard usually at least r 49 and the coffin insulation should match.
Attach the blanket insulation and wrap it.
That means that you should glue at least 4 inches of foil faced polyisocyanurate r 26 to the box.
More insulation 6 inches or 8 inches isn t uncommon.
An attic insulation box covers the attic ladder with insulation which stops the flow of air into your house and eliminates any drafts around the opening.