The Trane FFC21235TRNM8 can be replaced by the following compatible filters:
For an economical alternative to the genuine OEM Trane 21x23x5 Perfect Fit BAYFTAH23M Filter, try this 2-pack compatible Trane MERV 8 21x23x5 Perfect Fit BAYFTAH23M Filter. For odor reduction, this filter is made with fine carbon powder bonded to lofted polyester media. The frame is constructed with moisture resistant 28 point beverage board and the media pack is totally bonded to the frame. This furnace replacement filter reduces airborne pollutants like dust, mold spores, pollen, dust mites and pet dander.
This money-saving value pack contains 2 Trane 21x23x5 Perfect Fit Filters. The filter support is constructed with a 30 gauge galvanized expanded metal grid. This residential air cleaner filter replacement is made with 5" deep pleated Quality Pleats designed to replace comparably sized air duct products and outperforms panel fiberglass filters.
Trane 21x23x5 furnace replacement filter specifications:
Upgrade your MERV 8 Trane 21x23x5 Perfect Fit BAYFTAH23M Filter to the MERV 11 Trane Perfect Fit BAYFTAH23M Compatible 21x23.5x5 Filter. Pre-assembly of this filter replacement makes installation quick and easy. For maximum performance of your air cleaner system, replace your Trane BAYFTAH23M Air Filter every 6 months depending on air quality and usage.
The maximum temperature capacity of this Perfect Fit furnace filter is 180 degrees Fahrenheit (82 degrees Celsius), based on continuous service.