This patented two-piece system is designed for 1-inch air filters. Placing it over the furnace filter slot eliminates air leakage, which improves indoor air quality and reduces energy consumption. Cheers for improved efficiency!
Sign up to receive green tips, tricks, and new deals. You don’t want to miss out on these emails, trust us. Already subscribed? Search for past emails from us to grab the code.
Choosing a selection results in a full page refresh.
