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.
Box style attic stairway insulator.
It s also effective at stopping pollutants and dust from getting in your house.
No assembly required simply unfold and place over attic opening the product is designed to cover access points up to 25 1 2 x 54.
It s designed to work throughout the year during cold winters and on those hot summer.
Fitting majority of attic stairwell openings.
This insulator covers the full entrance to the attic door while allowing space for the stairs to fold and fit securely beneath leaving the insulation hidden in the attic.
New improved zipper allows for easy entrance and exit to the attic when climbing up and down your pull down attic stairs.
Attic stairs insulation cover for pull down stair 25 x 54 x 11 r value 15 3 extra thick fire proof attic cover stairway insulator with easy installation attic stairway cover 4 7 out of 5 stars 146.
The box should rest squarely on top of the attic stairs frame or on wood stops installed to support it.