Filter Hut's 21.5x21x5 Trane/American Standard (BAYFTAH21M2) compatible filters are specifically designed to replace the original manufacturer Trane/American Standard 21.5x21x5 air filters. Filter Hut air filters are MERV graded to ASHRAE 52.2 test ratings assuring that our air filters will filter as good or better than the original brand part number (BAYFTAH21M2) air filters. Our filters also come in Odor Ban odor filtrating carbon-infused media. *Name brands are used for filter replacement identification purposes only.
- 21-1/2 x 21 x 5 nominal size.
- 21-1/16 x 19-1/2 x 4-15/16 actual size.
- Replaces Trane/American Standard brand 21.5x21x5 part number: BAYFTAH21M2.
- Envaero brand by Quality Filters.
- Designed to replace the OEM filter.
- Filters framed and preassembled for ease of intallation. (Non-expandable, no end caps needed, etc.)
MERV tested to ASHRAE classifications.
- Option of Odor Ban odor eliminating carbon properties.
- 2 air filters per case.