DIY Guide:
Air Seal and Insulate Attic Access
Openings used for access to the attic such as access panels, doors into knee walls, or dropdown stairs should be air-sealed and insulated.
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Attic
Attic
DIY Guide:
Air Seal Flue Shafts and Chimneys in Attic
Use heat-resistant caulk and sheet metal to air seal flues and chimneys in the attic.
DIY Guide:
Look For and Install Attic Vent Baffles
Look at the attic to make sure there are baffles in place at soffit vents to keep wind from blowing insulation; if they are missing install them.
Looking at your home with an infrared (IR) camera can reveal missing insulation and air leakage.
Walls
Walls
DIY Guide:
Caulk Exterior Walls
Replace cracked or missing caulk along windows, doors, and trim on exterior walls to prevent water intrusion into walls.
Use caulking and metal flashing to seal around kitchen or bath vents in roof or exterior walls.
Use caulking and spray foam to flash and air seal piping and wiring that comes through exterior walls.
DIY Guide:
Look for Missing Window and Door Flashing
Missing flashing around doors and windows can lead to water infiltration and major damage and rot that is hidden inside of the wall.