17_1/4x29_1/4x1 Exact MERV 7 Plus Carbon AC Furnace Filters 6 Pack soil Feed rates vary by media

Feed rates vary by media type

The full life cycle from egg laying to adult emergence is approximately 22 days

Simply roll out the protective film to safeguard carpets for up to 45 days

With a remotely mountable power supply

Nordic Pure 12x20x2 MERV 8 Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer

17_1/4x29_1/4x1 Exact MERV 7 Plus Carbon AC Furnace Filters 6 Pack soil Feed rates vary by mediaNordic Pure Custom MERV 7 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