Description
Actual size is 19.75 x 24.25 x 4.75. Accumulair brand 20x25x5 Ultravation 91-026 style whole house filters, specifically constructed to replace the name brand Ultravation 91-026 air filters. Fully assembled - no assembly or combs required. MERV graded to ASHRAE 52.2 test classifications establishing particulate filtration to the level of the original brand Ultravation 91-026 air filter. Photo: Sample filter picture shown is not the actual dimensions and is included to show construction purposes only. OEM names and Ultravation 91-026 identifier are shown for filter replacement identification use.