Description
Actual Dimensions: 20.75 x 24.25 x 4.38. Accumulair brand 21x24x4.5 Rheem PD540014 replacement whole house filters, exactly engineered to substitute for the OEM Rheem PD540014 air filters. Fully assembled - no forming or combs required. MERV classified to ASHRAE classifications assuring function equal to the name brand Rheem PD540014 air filter. Photo: Example air filter pic as displayed is not the actual dimensions and is displayed for configuration purposes. Company names and Rheem PD540014 part numbers are shown for air filter style identification purposes.