Description
Actual Size: 20.1 x 23.2 x 5. Accumulair brand 21x23.5x5 Honeywell TRN2321T1 compatible whole house filters, exactly built to be an alternative to the original brand Honeywell TRN2321T1 air filters. Fully box-formed with no assembly or combs needed. MERV rated to ASHRAE 52.2 test grades assuring particle filtration equal to the OEM Honeywell TRN2321T1 filter. Photo: The example air filter image as shown is not the actual dimensions and is there to show configuration purposes only. Company names and Honeywell TRN2321T1 P/N used for air filter replacement identification purposes.