12x27x1 Exact MERV 8 AC Furnace Filters 6 Pack veg nutrients Made from pure worm castings

Made from pure worm castings and the highest quality potent seabird and bat guanos

878 B1 & International patents pending

18-36/pallet

available exclusively from Hydrofarm

Or add 4-foot and 8-foot Middle Trays to create sections 12

12x27x1 Exact MERV 8 AC Furnace Filters 6 Pack veg nutrients Made from pure worm castingsNordic Pure MERV 8 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 8 furnace filters are comparable to HVAC filters with the rating of MPR 800. While different companies use different scales to measure the air filters