16x18x1 MERV 7 Plus Carbon AC Furnace Filters 6 Pack pest control low-cost and low-to-no profile installation

low-cost and low-to-no profile installation

Bio-Heaven

pre-amplified pH

reducing waste and increasing the return on your investment

16x18x1 MERV 7 Plus Carbon AC Furnace Filters 6 Pack pest control low-cost and low-to-no profile installationNordic 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