20x21x1 Exact MERV 7 Plus Carbon AC Furnace Filters 12 Pack nutrients increments from 1/4 - 1

increments from 1/4 - 1 oz

For use as a micronutrient booster or as part of Elements Total Solution

Our 1010 half flat trays are a popular choice among growers

Pink bollworm

Large electrical tab accepts 2/0 to 6/0 wire on the TAP side & 1/0 to 300MCM wire on the MAIN side

20x21x1 Exact MERV 7 Plus Carbon AC Furnace Filters 12 Pack nutrients increments from 1/4 - 1Nordic 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.