Actual Size: 19.75 x 24.25 x 4.75. Brand: Accumulair. 20x25x5 Ultravation 91-003 compatible whole house air filters, specifically constructed to be an alternative to the original manufacturer Ultravation 91-003 filters. Completely built with no forming or combs required. MERV graded to ASHRAE 52.2 test specs establishing performance equal to the original manufacturer Ultravation 91-003 air filters. Photo: Example filter pic as displayed is not to scale and is shown for configuration purposes only. Trade names and Ultravation 91-003 part numbers are used for air filter substitution identification purposes only.
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