Cut the r 19 insulation to the dimensions.
How to build attic stairs insulation.
Cut sides and top from sheets of 3 4 foam board with a utility knife.
Seal the insulation box by running foil tape along where its outer edges meet the surface of your attic floor.
Screw the unattached side of the piano hinge to the framing member.
Once the drywall is installed you can fill the gap with spray foam.
With the hinge secured gently open and close the.
The stairs themselves also need to be insulated and the bottom of the stringers should be air sealed with airtight drywall.
One way is to install 2 4 blocking behind the stringers.
Position the box over the stair opening in the attic.
Attach the foam box to the.
Position the newly constructed box over the attic stair opening.
After cleaning and drying the opening of the stairs put the insulation box in place.
To insulate fold down attic stairs.
Measure the size and height of the stairs from the attic.
More insulation 6 inches or 8 inches isn t uncommon.
Learn the right way to insulate your attic pulldown stairs for increased comfort and energy savings.
You may add caulk on top of the tape to reinforce your seal.
Assemble the sides of the box with metallic duct tape.
With attic insulation we aim for a pretty high standard usually at least r 49 and the coffin insulation should match.