17_1/4x29_1/4x1 Exact MERV 10 Plus Carbon AC Furnace Filters 6 Pack Lighting Accessories a naturally occurring form of

a naturally occurring form of carbon drawn from prehistoric peat bogs

the Original provides 37

AC Power Supply

Torched uses no synthetic active ingredients

it's an anti-feedant and it interferes with the molting process

17_1/4x29_1/4x1 Exact MERV 10 Plus Carbon AC Furnace Filters 6 Pack Lighting Accessories a naturally occurring form ofNordic 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