Description
Actual size is 19.75 x 20.75 x 4.88. Accumulair brand, 20x20x5 Skuttle 448-3 substitute whole house filters, specifically designed to substitute for the name brand Skuttle 448-3 filters. Fully box-formed so no forming or combs needed. MERV classified to ASHRAE 52.2 test ratings assuring function as good or better than the original manufacturer Skuttle 448-3 air filter. Note: Sample filter picture displayed is not the actual dimensions and is there to show configuration purposes only. Name brands and Skuttle 448-3 identifier used for filter replacement identification.