13x20x1 Exact MERV 7 Plus Carbon AC Furnace Filters 6 Pack bio soil Note: 50 units fit in

Note: 50 units fit in a 10x20 tray

Long Life: Less frequent re-lamping reduces maintenance costs

Each application remains effective for 1-2 weeks

spray every 7-10 days

Also due to the micelles ability to biodegrade

13x20x1 Exact MERV 7 Plus Carbon AC Furnace Filters 6 Pack bio soil Note: 50 units fit 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.