I used 1 4 8 with an r value of 3 85.
Diy attic access cover.
To build the attic stair cover i decided to use two inch thick foil faced foam board by dow tuff r.
Here in canada our minimum attic insulation requirement is r 40 that s a metric u value of 0 142 if you re in europe or actually using the units we re supposed to be in canada.
Use a zippered insulated tent to keep the enclosure draft free attic tent at 7 attic cover insulator 120.
Attic hatch or door.
The attic access door is often the name used to describe push up type access panels knee wall doors or any type of entry point into the attic space.
Regardless of the type of insulation you use for your attic access it is important to thoroughly air seal the opening.
You can air seal and insulate the attic stairs opening by building your own insulated cover box or purchasing a kit or pre built box.
4 8 out of 5 stars 382.
Diy attic stair cover materials.
Add weatherstripping around the perimeter and a sweep to the door of a walk up attic.
Required materials for this project.
The tuff r has an r value of 13 for 2.
Avoid last minute shopping trips by having all your materials ready ahead of time.
For some unknown reason attic access doors in older homes are usually through a small scuttle hole cut in the ceiling.
Panady attic stairs insulation cover 25 x 54 x 11 class a fireproof attic door insulation cover attic access insulation cover attic stairway insulator attic ladder insulation cover.
The most common of these is the push up type panel that is simply drywall or plywood held in place by simple wood trims.
The first piece of the attic stair cover is installed between the truss members while the second piece installs over the plywood sub floor and overlaps the first piece.
Even at 1 inch thick there was only 2 inches between the finished top and the rafter.
Before installing the attic access hatch you will want to insulate the backside of it before putting everything in place.
Treat the attic stairs access as you would an opening to the outdoors.
Our small little attic access panel would technically be referred to as a scuttle attic.
If i had more space between the rafter and the attic opening i would have used a thicker sheet.
Pull down stair or ladder.
Have the necessary tools for this diy attic access panel project lined up before you start you ll save time and frustration.
I found a good article that has a bit more information on scuttle attics if you d like to read more.
Often the access is in an out of the way place like a closet.
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Required tools for this attic access panel project.
1 ridged insulation sheet 4 x 8 2 aluminum tape 10 yrds 3 duck tape and 4 self adhesive foam insulation strip i needed 13 feet.