6x12x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack bio-organic fertilizer SMS coveralls offer protection for

SMS coveralls offer protection for both wet and dry jobs

turning on and off exhaust fans

69 @ 115 VAC 60 Hz

enhanced crop quality and increased yields

fruit and flowers - anything above ground

6x12x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack bio-organic fertilizer SMS coveralls offer protection forNordic 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