21x22x1 MERV 12 AC Furnace Filters 6 Pack lighting-&-electrical-components 8 in) RC-4/8 activated

8 in) RC-4/8 activated

IR 730nm (16PCS)

Industrial-grade aluminum that resists humidity

• Simple

PLEASE NOTE: All Mite Predators require additional processing time due to rearing and collection times

21x22x1 MERV 12 AC Furnace Filters 6 Pack lighting-&-electrical-components 8 in) RC-4/8 activatedNordic 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