12_3/4x21x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack house and garden soil HI12302 (HALO) is supplied with

HI12302 (HALO) is supplied with storage solution

animal products or by-products and has not been tested on animals

Growing in a compact space where every inch matters

Room Size– Treats Up To 1000 Square feet

fear no more

12_3/4x21x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack house and garden soil HI12302 (HALO) is supplied withNordic Pure Custom MERV 12 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