18x25x1 Pleated MERV 8 Air Filters 3 Pack Ventilation white inlet line

white inlet line

oyster shell lime (pH adjuster)

sowbugs and earwigs

The only "Solution Grade" bloom guano powder available

All filters are maintenance-free and feature long-lasting activated virgin charcoal that keeps your air odor-free

18x25x1 Pleated MERV 8 Air Filters 3 Pack Ventilation white inlet lineNordic 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