The Trane BAYFTAH23M2 is the correct replacement filter for the following air cleaners:
The Trane Perfect Fit BAYFTAH23M2 23.5x21x5 Air Filter is a replacement air filter for the Trane model BAYFRAME215A and TFM215A0AH1 air cleaners. The Trane Perfect Fit filter measures approximately 23.5" x 21" x 5" and features a MERV 8 rating for the reduction of airborne contaminants. Trane air filter are durably built and are highly efficient at improving indoor air quality.
Trane Perfect Fit BAYFTAH23M2 23.5x21x5 Air Filter specifications: