13x20x1 Exact MERV 8 Plus Carbon AC Furnace Filters 12 Pack Nutrients and Supplements Then choose a 3 in

Then choose a 3 in Gro-Block

Each container includes 2

SBH175 and SBC250 Sunburst systems

It will eliminate the odor while helping to prevent staining

13x20x1 Exact MERV 8 Plus Carbon AC Furnace Filters 12 Pack Nutrients and Supplements Then choose a 3 inNordic 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.