How to air seal attic access panels.
How to seal attic access panel.
The trim should extend one half inch to one inch around the inside edge of the access hole forming a ledge.
Apply weather stripping to the door to create a seal.
Pray that the installer used finish nails and not say ring shank nails.
Cut 1 3 boards to fit the perimeter of the opening and nail them on with 6d finish nails.
Install weather stripping along the top of this ledge.
Seal the attic access weatherstrip the attic access hatch or door.
Air seal the trim the first step is air sealing the finish trim and enclosure around the attic hatch.
Install wood trim pieces on the ceiling side of attic access hole framing.
Sealing the attic hatch or door finish up by sealing the access hatch with self sticking weather stripping.
Carefully pull down the finish trim.
Apply self adhesive foam weatherstrip tape to the top edge of the stop.
The stops provide a wider surface for attaching the weatherstrip and a space to mount hook and eye fasteners.
Once you have the materials you can begin to seal and insulate the knee wall access door through these steps.
From inside the attic check for any openings holes or fenestrations into the knee wall surrounding area.
The access panel will rest on this trim.