The Honeywell FC40R1177 fits the following:
The Honeywell FC40R1177 Return Grille Filter - 24x30 is a cartridge-style air filter that mounts in most return filter grilles. The Honeywell return air grille filter is constructed 4 inches thick for a higher efficiency than 1 inch filters. This Honeywell grille filter reduces particulates in your air through its MERV 10 rating.
Honeywell FC40R1177 Return Grille Filter - 24x30 specifications: