Description
Actual Dimensions: 19.75 x 24.25 x 4.75. Accumulair brand, 20x25x5 Ultravation 91-003 replacement whole house air filters, specifically engineered to be an alternative to the name brand Ultravation 91-003 filters. Completely built so no assembly or combs needed. MERV classified to ASHRAE specifications establishing filtration equal to the OEM Ultravation 91-003 filter. Notice: The example air filter pic shown is not true to size and is included to show construction purposes. OEM names and Ultravation 91-003 part numbers included for filter replacement identification.