Baltimore Energy Challenge Logo

Air Sealing & Insulation

Many doors and windows have drafts that leak cooling and heating. By minimizing these drafts, you can make your house much more energy-efficient.


Window Insulation Kit


Feeling cold air coming through your windows? Try a window insulation kit to stop those drafts. All you need is the kit and a hair dryer, and the plastic will go on so nicely you can’t even see it!


MD Building Products1/4 in. x 36 in. Premium Aluminum and Vinyl Door Sweep


Installing a Door Sweep under your doors will help you keep cold air in and hot air out.


DAPAlex Plus 10.1 oz. All-Purpose Caulk


Caulk is a toll every home should have. It’s easy to seal all gaps and cracks in your home, whether they are around windows, walls, or plumbing! With caulk and a caulk gun, you can seal virtually anything.


Thermwell ProductsDouble Draft Stop Seal for Windows


Put your hand on the edges of your doors and windows. Feel the cool air? Put a stop to that with a double draft stop. Easy to insert on the bottom of your doors and windows, they will prevent air from leaking in and out.