Actual Dimensions: 19.75 x 24.25 x 4.75. Accumulair brand 20x25x5 Trion Air Bear Son of Air Bear style whole house air filters, specifically engineered to substitute for the original manufacturer Trion Air Bear Son of Air Bear filters. Completely assembled with no assembly or combs required. MERV rated to ASHRAE 52.2 test standards assuring function to the level of the original manufacturer Trion Air Bear Son of Air Bear filter. Notice: Sample filter image shown is not true to size and is there to show style purposes only. Name brands and Trion Air Bear Son of Air Bear identifier are listed for filter style identification only.
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