Description
Actual dimensions are 20.75 x 20.25 x 5.25. Accumulair brand: 20x20x5 York YMU2020 style whole house air filters, exactly built to substitute for the name brand York YMU2020 air filters. Completely constructed - no forming or combs needed. MERV rated to ASHRAE 52.2 test specifications ensuring particulate capture to the level of the OEM York YMU2020 air filters. Photo: The sample air filter image displayed is not the actual dimensions and is there to show construction only. OEM names and York YMU2020 identifier are shown for filter style identification.