Description
Actual dimensions are 19.75 x 24.25 x 4.75. Accumulair brand, 20x25x5 Ultravation 91-003 style whole house air filters, specifically designed to be an alternative to the OEM Ultravation 91-003 filters. Fully assembled with no assembly or combs needed. MERV rated to ASHRAE specifications establishing particulate filtration to the level of the OEM Ultravation 91-003 filters. Photo: The sample filter image shown is not the actual dimensions and is displayed for construction purposes. Company names and Ultravation 91-003 identifier shown for air filter substitution identification.