21 1/2x24x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack sprayers More red and blue PAR

More red and blue PAR per Watt than any other lighting fixture

When germinating seeds

Drying & Curing Rooms – Controls persistent odors and airborne particulates during the post-harvest drying and curing process

Three years in and it's never missed a beat

21 1/2x24x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack sprayers More red and blue PARNordic Pure pleated AC air filters are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home or office. Each time air passes through a Nordic Pure pleated furnace filter, lint, household dust, pollen, dust mites, pet dander, baking flour, mold spores and other contaminants are removed. Our filter media prevents the growth of bacteria or mold, resulting in a much healthier living space.