How To Insulate And Air Seal Pull Down Attic Stairs

If your hatch rests directly on the moldings like ours did add 2 1 2 in wide stops around the.

How to insulate and air seal pull down attic stairs.

If the gap is less than 1 2. Apply a bead of caulk around the entire inner edge to help seal it entirely. Use caulk to air seal between the frame and opening. Affix the fiberglass insulation to the top of the box.

Products designed to seal or insulate attic stairs. Make sure the box fits squarely over the access. Clean and wash the floor around the attic door. Attach foam tape weather stripping to the top edge of the box to form a tighter seal.

Several companies sell prefacbricated foam or fabric enclosures or tents designed to reduce air leaks and heat loss at attic stairs. Cut a piece of foam the size of the exterior dimensions of the box for the lid. Weatherstrip the edges and put a piece of rigid foam board insulation on the back of the door. A pulldown stairs is a real convenient way to get from your house to the attic.

Use foil tape along the entire edge to hold it in place. Place your constructed box in place and begin to tape it down to the floor. Clean the floor around the attic stairs so the tape will adhere well. When you re done sealing your attic bypasses push the insulation back into place with an old broom handle or stick as you back out of the attic.

Create a box using the foam board. Tape the lid to the top of the box along one of the long edges with foil tape. Cut a piece of fiberglass or rigid foam board insulation the same size as the attic hatch and nail or glue it to the back of the hatch. The draft cap attic stair insulator.

Pull down the door and extend the stairs down to the floor. Cut two strips of 1 2 inch wide self adhesive rubber weatherstrip the length of the longest sides of the frame with scissors. The problem is they re not very well insulated and you can really be losing a lot of heat if you don t have the. Then finish up by sealing the access hatch with self sticking foam weatherstrip photos 10 and 11.

Insulate add insulation to the exterior of the plywood box. At least 4 of foil faced polyisocyanurate should be glued to the box though 6 or 8 isn t uncommon. The battic door attic stairs cover.