This is an expandable replacement filter for Honeywell FC200E1003. The nominal size is 16x20x5 and has a MERV 13 efficiency rating.
Fits the following models:
Honeywell FC200E1003, F250E-1003, FC200E-1003, FC35A-1035, FC37A-1114, 209894.
Approximate expanded size is 15-3/4 x 21 x 4-1/8
Click here to view Magnet Expandable Filter Assembly Instructions.