17x19x1 Exact MERV 12 AC Furnace Filters 12 Pack plant-care/pest-&-disease-control All RAW Microbes are double

All RAW Microbes are double tested

Coverage up to 1614 sq

Experience healthier plants with fewer signs of stress and burn

Black spot of roses (Diplocarpon rosae)

and CO2 ppm

17x19x1 Exact MERV 12 AC Furnace Filters 12 Pack plant-care/pest-&-disease-control All RAW Microbes are doubleNordic Pure MERV 12 Pleated AC Furnace Air Filters provide exceptional filtration for both home and commercial environments. Each time air passes through a Nordic Pure pleated furnace air filter, lint, dust, pollen, bacteria, pet dander, dust mites, mold spores, smoke particles, virus carriers, allergens and other contaminants are removed. MERV 12 furnace filters are comparable to HVAC filters with the rating of MPR 1500 1900. While different