Trane American Standard BAYFRAME235A Frame Kit With Filter (AKA FRM01434) fits models: TFM235A0AH1, TFM235B0AH0. This kit includes plastic frame and 1 BAYFTAHEXM expandable accordian filter. Once assembled - it is identical in size to the BAYFTAH23M 5" Box Filter. FEATURES: 21" X 23.5" X 5" nominal size 20.1" X 23.2" X 5" actual size
The Magnet logo on this page signifies that this product is a factory direct replacement to the OEM branded filter.