Actual size is 20 x 25.63 x .75. Accumulair brand 21x26x1 Trane TFP260A0AH10 style whole house air filters, specifically built to replace OEM Trane TFP260A0AH10 filters. Completely assembled with no forming or combs needed. MERV classified to ASHRAE 52.2 test specifications assuring filtration as good or better than the OEM Trane TFP260A0AH10 filter. Note: Example air filter image displayed is not the actual dimensions and is displayed for style only. OEM names and Trane TFP260A0AH10 identifier displayed for air filter style identification use.
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