6x12x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack flowering nutrients 3’ coverage indoor grow areas

3’ coverage indoor grow areas

Nearly silent start and stop operation

commercial landscapes

sturdy cord is made to stand up to all kinds of environments

6x12x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack flowering nutrients 3’ coverage indoor grow areasNordic Pure Custom MERV 14 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