17_1/4x17_1/4x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack spl_centurionpro No paint/powder coasting

No paint/powder coasting

proven to stop pathogens in its tracks

Through The Soil King's research

Twistpot allows excellent drainage and air circulation to your roots

3/4'' fill fitting and a 3/4'' male connector

17_1/4x17_1/4x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack spl_centurionpro No paint/powder coastingNordic Pure Custom MERV 8 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