18x28x1 Exact MERV 7 AC Furnace Filters 6 Pack misc With a processing capacity of

With a processing capacity of 12-16 lbs dry per hour (60-80 lbs wet)

Ducting Port Quantity: 5 (11" Double Cinching)

have developed the first line of Natural Quartz

Perfect for Propagation

Cherry Fruit Fly

18x28x1 Exact MERV 7 AC Furnace Filters 6 Pack misc With a processing capacity ofNordic Pure MERV 7 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 and other contaminants are removed. MERV 7 furnace filters are comparable to HVAC filters with the rating of MPR 600. While different companies use different scales to measure the air filters