Best Way To Seal Attic Door

Add foam insulation tape around the edges to seal the perimeter where it rests in the access hole.

Best way to seal attic door.

This can also be beefed up to a sealing gasket like the one on your refrigerator door. Rease scuttle hole covers and pull down attic stairs loosely fit into the attic access hole they are covering. The gaps between the edges of the access doors and the trim surrounding the. Treat the attic door like a door to the outside.

Use canned minimally expanding spray foam daptex plus window door foam sealant 7 for 16 ounces. The door hatch should close all the way pressing down on the gasket to create a full seal. Highly sticky foam tape is a great weather proofing alternative to doors that may be slightly warped and don t have a true and snug fit. Simply cut to size and secure in the areas with a draft.

Weatherstrip the edges and put a piece of rigid foam board insulation on the back of the door. Plug open stud cavities. Air seal the hatch perimeter the plywood hatch rests on a small wood strip lip. If you have pull down attic stairs or an attic door these should be sealed in a similar manner.

Pre made insulated attic stair covers are also available from local home improvement centers or on the web. Wrap insulation in plastic. Once you have the materials you can begin to seal and insulate the knee wall access door through these steps. Plug the big holes first.

Gaskets are generally more durable and produce a tighter seal. The standard air sealing recommendation is to install a compression bulb weatherstrip. Staple long pieces of duct tape sticky side up onto the attic scuttle door. Apply weather stripping to the door to create a seal.

From inside the attic check for any openings holes or fenestrations into the knee wall surrounding area.