21x27x5 AIRx ALLERGY Trane BAYFTFR21M Replacement Air Filter - MERV 11, 2-Pack

Aftermarket compatible replacement for Trane / PerfectFit BAYFTFR21M (21" x 27" x 5"). This compatible product features efficient MERV 11 filtration and cartridge can last up to 6 months - though product replacement life cycle depends on the individual conditions and needs of your home. Many of our customers have come to us looking for alternatives to the expensive OEM PerfectFit filters.  Because of unusual sizing and filter construction methods, substitutes have not been available.  . . . until now!

• MERV 11 rating means the filter attracts household allergens like dust, pollen, mold spores, dander, smoke and smog
• Value-priced alternative to OEM product
• Unique gasketing creates air-tight seal and eliminates air bypass
• Nominal Dimensions: 21" x 27" x 5"
• Actual Frame Dimensions - approximately 20.7" x 26.2" x 5"
• Note - this filter is not manufactured by Trane or American Standard

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