20x24x1 Pleated MERV 14 Air Filters 12 Pack dupe Works with 250w through 1000w

Works with 250w through 1000w wattage bulbs and ballast

• Successful pH calibration indicator

by using either just the 1′ kit or the 2′ kit

heavy-duty and waterproof

Each air filter box is built using 1mm thick cold-rolled steel and finished with matte black powder coating

20x24x1 Pleated MERV 14 Air Filters 12 Pack dupe Works with 250w through 1000wNordic Pure MERV 14 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 14 furnace filters are comparable to HVAC filters with the rating of MPR 2800.