Low Pressure Drop Reduces Strain on Equipment, Provides a Comfortable Air Flow, and Helps Maintain Equipment Efficiency Angled Edge Fits Neatly into Offset Side of Air Cleaner Frame Model Number TRN1427T1 Replaces Trane # BAYFTFR14M, BAYFTFR14M2A. Fits Models: TFM145B0FR0 Perfect Fit High Efficiency Air Cleaners. Also Fits AFD14DALFR000A,TFM145B0FR0, TFD14DALFR000A(BAY14M) MERV 10 Nominal Size = 14 1/2 x 27 x 5 (TRN1427T1) Honeywell 1 Pack - Made by Magnet by FiltersUSA