17_3/8x35x1 MERV 8 Plus Carbon AC Furnace Filters 6 Pack spl_dakine420 Bio-NRG Bloom-C should not be

Bio-NRG Bloom-C should not be used in drip systems or with undiluted lime

Superior color quality

Our friendly customer service representatives will be glad to assist you

Monitor EC regularly and adjust accordingly based on the crop and growth stage

17_3/8x35x1 MERV 8 Plus Carbon AC Furnace Filters 6 Pack spl_dakine420 Bio-NRG Bloom-C should not beNordic 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