Actual size is 19.75 x 20.75 x 4.88. Accumulair brand, 20x20x5 Trion Air Bear Supreme replacement whole house air filters, specifically designed to substitute for the OEM Trion Air Bear Supreme filters. Fully built with no forming or combs needed. MERV graded to ASHRAE grades establishing function as good or better than the OEM Trion Air Bear Supreme air filters. Note: Example filter image as displayed is not to scale and is shown for design only. OEM names and Trion Air Bear Supreme part numbers are included for filter style purposes only.
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