17x22x1 MERV 12 AC Furnace Filters 12 Pack spl_cp Utilizes new press-in fasteners for

Utilizes new press-in fasteners for quick and easy assembly

Coverage Rate: 10 oz per 2

The daisy chain function supports to connect 80 units with most of 0-10v controller(sold separately) Perfect for grow tents

• Height Adjusting with the patent pending adjustable extension poles (sold separately) allowing you to increase the height of your grow tent from 6' 7" to 7' 7"

17x22x1 MERV 12 AC Furnace Filters 12 Pack spl_cp Utilizes new press-in fasteners forNordic 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