11x32_1/2x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack Grow Strong providing a base to keep

providing a base to keep the meter upright for hands-free measurements

Air tight seal to ensure quality

no harmful residues

the highest grade peat moss

antimicrobial filter media made of fine gauge polyester

11x32_1/2x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack Grow Strong providing a base to keepNordic 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