Description
Actual Size: 19.75 x 24.25 x 4.75. Brand: Accumulair. 20x25x5 GeneralAire 4001 style whole house filters, specifically engineered to be an alternative to the original manufacturer GeneralAire 4001 filters. Completely constructed - no forming or combs needed. MERV rated to ASHRAE classifications assuring operation equal to the original brand GeneralAire 4001 filters. Photo: Sample air filter pic displayed is not the actual dimensions and is displayed for construction purposes only. Trade names and GeneralAire 4001 part numbers are listed for filter style purposes.