This quality non-OEM filter replaces Honeywell filter no. FC100A1029.

This filter comes with a MERV rating of 8 (MERV Rating of OEM part is 8). The higher the MERV rating, the higher the arrestance of particulate matter (or said differently, a higher MERV means more filtration).

Nominal size: 16" x 25" x 5" (actual: 15 3/4" x 24 3/4" x 4 3/8")