23 1/2x25x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack Water Pumps & Irrigation Supplies 63Cell depth (inches): 3

63Cell depth (inches): 3

Easy to move between hose bibs and the 11

A light meter allows growers an accurate means of adapting to their plants' needs as the light conditions change during a full growing season

optimal micronutrients

When planning your greenhouse

23 1/2x25x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack Water Pumps & Irrigation Supplies 63Cell depth (inches): 3Nordic 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.