Description
Actual dimensions are 20.63 x 26.25 x .75. Brand: Accumulair. 21x27x1 Trane TFE210A9FR20 compatible whole house air filters, specifically engineered to replace the original brand Trane TFE210A9FR20 air filters. Fully built with no forming or combs needed. MERV classified to ASHRAE 52.2 test classifications establishing particle filtration to the level of the OEM Trane TFE210A9FR20 air filter. Photo: The example air filter image shown is not true to size and is included to show construction purposes. OEM names and Trane TFE210A9FR20 P/N are shown for filter substitution identification purposes.