16x21x1 MERV 12 AC Furnace Filters 12 Pack Environmental Controllers • 2 HP (12 FLA

• 2 HP (12 FLA

wait seven days and then water in G-Rex

COMPATIBLE – Fits perfectly with most 2"

Features an internal manual damper which can be adjusted to open or close

16x21x1 MERV 12 AC Furnace Filters 12 Pack Environmental Controllers • 2 HP (12 FLANordic Pure MERV 12 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, allergens and other contaminants are removed. MERV 12 furnace filters are comparable to HVAC filters with the rating of MPR 1500 1900. While different