203371 : Resideo Honeywell 203371 Air Cleaner Pre-Filter, 12" x 15-3/4" x 5/16", for F50A and F50E

Resideo Honeywell Air Cleaner Pre-Filter. This pre-filter is 12-1/2" x 15-3/4" x 5/16". This filter does not include the clips. This filter is sold individually.

For use with models F50A1017, F50A1033, F50E1018, F50E1034, F50E1158, F50E1174, F50E1281, F50E1307, F50A series and F50E series. This filter will not fit F50F models.

This electronic air cleaner pre-filter is washable, and will only require replacement if it is damaged. Wash quarterly with soap and water to keep in working shape.