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.
Color : White
Size : 1 Filter
New MERV 11 (at 492 FPM) performance with lower pressure drop at no additional cost with the Honeywell FC100A1029.Image may not represent correct model
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