Air Sealing Details For Attic Hatch

The stops provide a wider surface for attaching the weatherstrip and a space to mount hook and eye fasteners.

Air sealing details for attic hatch.

Cut 1 3 boards to fit the perimeter of the opening and nail them on with 6d finish nails. Sealing the attic hatch or door finish up by sealing the access hatch with self sticking weather stripping. Apply self adhesive foam weatherstrip tape to the top edge of the stop. These issues results in drafts heat loss in the winter.

How to insulate and air seal an attic hatch. Carefully pull down the finish trim and pray the installer used finish nails and not say ring shank nails. The attic air sealing details section provides a scope of work and specification for the air sealing of many points of air leakage in common attic spaces. Air seal the hatch perimeter the plywood hatch rests on a small wood strip lip.

Set aside the trim and using caulk for smaller gaps less than 1 4 or foam. The guide to attic air sealing provides information and specifications to the following groups. This can also be beefed up to a sealing gasket like the one on your refrigerator door. Diy sealing the attic hatch attic hatches are often not air sealed allowing air to transfer between the conditioned space and the attic.

Air seal the trim the first step is air sealing the finish trim and enclosure around the attic hatch. In addition they are usually constructed from thin wood or drywall neither of which provides any appreciable resistance to energy loss. Weatherstrip the attic access hatch or door.