17x25x1 MERV 13 Plus Carbon AC Furnace Filters 6 Pack spl_hw and dairy settings

and dairy settings

More than twice the amount of wool as our Hugo Block

Key Benefits

by killing existing insects

17x25x1 MERV 13 Plus Carbon AC Furnace Filters 6 Pack spl_hw and dairy settingsNordic Pure Custom MERV 13 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