Actual dimensions are 19.75 x 24.25 x 4.75. Accumulair brand: 20x25x5 Ultravation 92-131 style whole house filters, exactly engineered to be an alternative to the original manufacturer Ultravation 92-131 filters. Completely box-formed so no forming or combs required. MERV rated to ASHRAE classifications establishing particulate filtration equal to the OEM Ultravation 92-131 air filters. Note: Sample filter image as displayed is not to scale and is displayed for style purposes. OEM names and Ultravation 92-131 part numbers are used for filter replacement identification purposes.
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