12x14x1 Exact MERV 10 Plus Carbon AC Furnace Filters 6 Pack harvest-solutions macro and micro-nutrients

macro and micro-nutrients

healthy root systems for maximum stem

INTELLIGENT COOLING

Measures in PPM (parts per million)

Display Panel – Shows fill

12x14x1 Exact MERV 10 Plus Carbon AC Furnace Filters 6 Pack harvest-solutions macro and micro-nutrientsNordic Pure Custom MERV 10 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