203370 : Resideo Honeywell 203370 Air Cleaner Pre-Filter, 10" x 20" x 5/16", for F50F, F300A and F300E

Resideo Honeywell Air Cleaner Pre-Filter. This pre-filter is 10" x 20" x 5/16". This filter does not include the clips. This filter is sold individually.

For use with models F50F1032, F300A2020, F300E1027, F300A series and F300E series. This filter will not fit F50A or F50E 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.