16_1/2x21x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack loose coco Ceramic Cell has revolutionized the

Ceramic Cell has revolutionized the cartridge industry

Rannoch Looper (Itame brunneata)

economy and extend longevity

Electrical Port Quantity 10 (3"

and operates very quietly

16_1/2x21x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack loose coco Ceramic Cell has revolutionized theNordic Pure Custom MERV 8 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