Description
Actual dimensions are 19.75 x 19.88 x 4.38. Accumulair brand: 20x20x5 Honeywell F50E8021 substitute whole house air filters, exactly engineered to be an alternative to the name brand Honeywell F50E8021 filters. Completely assembled so no forming or combs needed. MERV classified to ASHRAE 52.2 test specs assuring operation to the level of the original manufacturer Honeywell F50E8021 filters. Note: The sample filter image displayed is not true to size and is there to show configuration only. Company names and Honeywell F50E8021 part numbers shown for air filter style identification purposes only.