Description
Actual dimensions are 20.75 x 20.63 x 5. Accumulair brand 20x21x5 Electro-Air F825-0586 style whole house filters, exactly built to be an alternative to the name brand Electro-Air F825-0586 air filters. Completely box-formed so no forming or combs required. MERV rated to ASHRAE specifications ensuring function to the level of the OEM Electro-Air F825-0586 air filters. Note: The example air filter pic as displayed is not the actual dimensions and is shown for design only. OEM names and Electro-Air F825-0586 identifier used for filter replacement identification use.