DIY Guide:
Air Seal Bath Fan from Below
Air sealing your bathroom exhaust fan can prevent attic air from leaking into the home and heated air from leaking into the attic, improving comfort and reducing energy bills.
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Indoor Air Sealing
Indoor Air Sealing
DIY Guide:
Air Seal Bottom Plates
Caulking the base of your walls is a simple way to reduce air leakage, reduce drafts, improve comfort, and increase the energy efficiency of your home.
For homes with heating registers in the ceiling or floor, air seal where the duct boots meet the ceiling drywall or the flooring to prevent heat loss around the register.
DIY Guide:
Air Seal Electric Outlets and Switches
Sealing air leaks around electrical outlets and switches helps prevent conditioned air from escaping through wall cavities to reduce energy loss and improve home comfort.
DIY Guide:
Air Seal Fireplace When Not in Use
Make and install a chimney air sealing pillow to block air flow through your chimney when it will not be in use for long periods.
Install LED inserts into old recessed can lights to replace inefficient bulbs and air seal the can.
Foundation
Foundation
DIY Guide:
Air Seal Crawlspace Access
Air seal and insulate your crawlspace hatch to prevent air flow and heat transfer between the crawlspace and the living space of your home.
DIY Guide:
Air Seal Floor Penetrations
Air seal penetrations in the floor to prevent air leakage and reduce energy losses.
