Aprilaire 401 Replacement Air Filter MERV 11(BEST OPTION)
The Best Replacement Option For Your Aprilaire Air Cleaner - 401-13156 Replacement Filter
MERV 11 - Highest in it's class - High Class Premium Media
Expandable Strung Media for AprilAire 2400 - AC24
Rated Better then the original OEM filter
Retails for $49.20 Sale Price $23.25 more then 55% off with volume discount.
One of the highest MERV ratings for media filters in the Industry. High Allergen Filtration, Low Air Flow Resistance, Great Dust Holding Capacity Replacement filter with particulate matter removal down to particle size 3 microns. Removal of such things as Bacteria, Spores, Pollen, Tobacco Smoke, Dust, Lint, and Pet Dander.