Honeywell Home AC Furnace Media Air Filter 16 x 20 x 4 MERV 11 (1 pk)
$41.70$44.15
Description
New MERV 10 (at 492 FPM) performance with lower pressure drop at no additional cost!.Efficiency ratings are based on American Society of Heating, Refrigerating and Air-Conditioning Engineers Standard 52.2 1999!.Efficiency ranges are defined for small particles, E1=0.3 to 1.0 microns; medium particles, E2=1.0 to 3.0 microns; and large particles, E3=3.0 to 10.0 microns
