Eliminate air leakage in HVAC system to help reduce utility bills and save energy.
Improve indoor air quality by blocking allergens, dust, and gases like carbon monoxide from entering your home.
Easy to install. Magnetically attaches to duct work to cover furnace filter slot door.
Two-piece design works with any 1 inch furnace filter up to 25 inches long. Universal one-size-fits-all.
Reusable, easy on / easy off design. Approximately 25 x 4.8 x 0.1 inches when both pieces are installed.