17x27x1 Exact MERV 8 AC Furnace Filters 6 Pack cleanroom there are more nutrients and

there are more nutrients and oxygen available for roots

Bottom inlet has removable screen for easy cleaning

Lawn and turf renovation — introduce worms to compacted lawns to naturally aerate and improve drainage

Pyrethrin and Permethrin free

17x27x1 Exact MERV 8 AC Furnace Filters 6 Pack cleanroom there are more nutrients andNordic 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