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Build your own attic stairway insulator.
To insulate fold down attic stairs.
The tuff r has an r value of 13 for 2 inches and a foil facing which works great as a radiant heat barrier as well.
If you choose to build your own insulated lid you ll need to make a strong airtight box out of thick rigid foam.
1 knife 2 tape measure 3 straight edge and.
If you have a drop down attic stairs pull up the stairs and close the opening completely.
Measure the size and height of the stairs from the attic.
The lid needs to be heavy enough to compress the weatherstripping at its base.
Position the box over the stair opening in the attic.
It comes in a standard size in order to fit a wide range of attic openings.
Step by step instructions 1 carefully measure the inside and outside dimensions as well as the height requirements of your attic stairs.
Step 1 measure the dimension of the opening.
Assemble the sides of the box with metallic duct tape.
It is made of durable fibreglass insulation along with a highly reflective and tough foil.
The foil faced insulation board is also really easy to connect to other pieces using foil tape.
Attach the foam box to the.
2 adjust the dimensions to accommodate your opening and the thickness of the foam board you choose.
After closing the opening measure its dimensions and then cut four lengths of foam to form a box that fits into the door opening.
To build the attic stair cover i decided to use two inch thick foil faced foam board by dow tuff r.
To avoid wasting money on energy you should insulate your attic stairs properly.
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In addition to protecting the temperatures within the home insulating your stairs will conserve energy and lower your monthly utility bills.
Cut sides and top from sheets of 3 4 foam board with a utility knife.