Description
Actual dimensions are 19.75 x 20.75 x 4.88. Accumulair brand 20x20x5 Skuttle 448-3 substitute whole house filters, specifically built to be an alternative to the original brand Skuttle 448-3 filters. Fully constructed with no assembly or combs needed. MERV rated to ASHRAE 52.2 test specifications ensuring function as good or better than the OEM Skuttle 448-3 air filter. Notice: The example air filter image shown is not the actual dimensions and is included to show configuration purposes only. Name brands and Skuttle 448-3 identifier shown for filter style identification purposes.