Actual dimensions are 19.75 x 24.25 x 4.75. Accumulair brand: 20x25x5 Ultravation 92-130 compatible whole house air filters, specifically engineered to be an alternative to the name brand Ultravation 92-130 filters. Fully box-formed with no forming or combs needed. MERV rated to ASHRAE classifications assuring particulate capture as good or better than the name brand Ultravation 92-130 filter. Note: Example filter picture shown is not the actual dimensions and is included to show design purposes. Brand names and Ultravation 92-130 identifier displayed for air filter substitution identification only.