17x20x1 MERV 13 AC Furnace Filters 12 Pack HPS The yields speak for themselves

The yields speak for themselves — we're not going back

and extremely high efficiency

so it can be applied to fumigated and unfumigated soil

Concentrated pH adjustment liquid

5 gal pail) which is available in two popular scents: Polar Crystal and Fresh Linen (not included with this item ON10056)

17x20x1 MERV 13 AC Furnace Filters 12 Pack HPS The yields speak for themselvesNordic 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