Description
Actual Dimensions: 19.5 x 19.5 x 3.75. Accumulair brand, 20x20x4 White-Rodgers ACM1600M style whole house air filters, exactly designed to be an alternative to the name brand White-Rodgers ACM1600M air filters. Completely built so no assembly or combs needed. MERV graded to ASHRAE 52.2 test ratings assuring particulate capture to the level of the OEM White-Rodgers ACM1600M air filter. Note: The example air filter pic displayed is not true to size and is shown for construction purposes. Company names and White-Rodgers ACM1600M P/N used for air filter substitution identification purposes only.