21x21x1 MERV 10 Plus Carbon AC Furnace Filters 6 Pack Aeromixer 2 to 2%) [0

2 to 2%) [0

Roomy one-piece raglan sleeves resist tears around shoulders

- Adjustable wing to widen or limit your lighting space

Design implements easy release buttons that will not pinch fingers and ensure quick and easy assembly

21x21x1 MERV 10 Plus Carbon AC Furnace Filters 6 Pack Aeromixer 2 to 2%) [0Nordic Pure Custom MERV 10 Plus Carbon air filters are made based on the actual measurements so be sure to measure your current filter to get the EXACT dimensions before ordering. As with all Nordic Pure filters, the effective life of your filter depends on the environment in which you live. We recommend changing 1 and 2 filters every 30 90 days. Our 4, 5 and 6 inch thick filters could last up to 6 months. EXACT MEASUREMENT: Furnace and air condition