10x22x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack meters-&-solutions Minimum order to be placed

Minimum order to be placed of 2 pieces

the powdery mildew to which tomatoes are susceptible

You won’t have to sacrifice performance for power draw

Use halide for growing and sodium for flowering

Important Note: Almost all furnace air filters have a different Actual Size (the exact dimensions) than Nominal Size (the name) printed on the air conditioning filter

10x22x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack meters-&-solutions Minimum order to be placedNordic Pure Custom MERV 12 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