Description
Actual size is 20.7 x 26.2 x 5. Accumulair brand, 21x27x5 Trane BAYFTFR21M2 replacement whole house air filters, exactly engineered to replace the name brand Trane BAYFTFR21M2 filters. Completely constructed so no forming or combs needed. MERV graded to ASHRAE 52.2 test specifications ensuring filtration equal to the original manufacturer Trane BAYFTFR21M2 air filter. Notice: The sample air filter pic displayed is not true to size and is displayed for style purposes. Brand names and Trane BAYFTFR21M2 P/N are listed for filter substitution identification use.