Honeywell 203370 Pre Filter, 10 x 20 in. (one filter)
For Honeywell 20" x 20" Electronic air cleaner units
Approx. Dimensions: 9 7/8 x 19 5/8 x 5/16"
Features
Most Electronic Air Filters will require two (2) of these filters and they are sold individually
Fits :
Honeywell
F50A1124, F50A1165, F50E1182, F50E6124, F50E6165, F50E8021, F50E8062, F50F1032, F50F1107, F55A1244, F55A1426, F55A1459, F55F1029, F55F1052, F58A1050, F58F1026, F300A2020, F300E1027,
and other Lennox, EAC-17SQ, EAC-17SQ-1