Description
Actual Dimensions: 15.5 x 19.5 x 3.75. Accumulair brand: 16x20x4 White-Rodgers FR1000M-111 style whole house filters, exactly engineered to replace original manufacturer White-Rodgers FR1000M-111 air filters. Fully assembled with no forming or combs needed. MERV classified to ASHRAE specs ensuring operation equal to the name brand White-Rodgers FR1000M-111 air filters. Photo: The example air filter pic shown is not the actual dimensions and is there to show design purposes only. Company names and White-Rodgers FR1000M-111 P/N are shown for air filter substitution identification.