21x22x1 MERV 8 AC Furnace Filters 6 Pack spl_magfan 160 x PotPro™ | 6"

160 x PotPro™ | 6" Short (1/2) Gallon)

but Trinity is great as an intermediary flush

Serial# TD42168 and later – must use Brother motor

For use in generally cooler climates

21x22x1 MERV 8 AC Furnace Filters 6 Pack spl_magfan 160 x PotPro™ | 6"Nordic 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