17_1/4x29_1/4x1 Exact MERV 7 Plus Carbon AC Furnace Filters 6 Pack soil New density + new hydrophilic

New density + new hydrophilic technology = better water distribution and root development

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

Feed rates vary by media type

more bulky coveralls

17_1/4x29_1/4x1 Exact MERV 7 Plus Carbon AC Furnace Filters 6 Pack soil New density + new hydrophilicNordic 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