22x28x1 Exact MERV 13 AC Furnace Filters 6 Pack hydro-systems and the hooks are constructed

and the hooks are constructed of zinc-plated steel

Coverage : 2'x4'

A powerful blend of all natural ingredients and 29 different strains of mycorrhizae and beneficial microbes

This keeps pathogens away from sensitive drug compounds

Net Weight (lb): 33

22x28x1 Exact MERV 13 AC Furnace Filters 6 Pack hydro-systems and the hooks are constructedNordic Pure MERV 13 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, coughs and sneezes, smog, allergens and other contaminants are removed. MERV 13 furnace filters are comparable to HVAC filters with the rating of MPR 2200