Description
Actual dimensions are 19.75 x 20.75 x 4.88. Accumulair brand 20x20x5 Trion Air Bear 455604-001 compatible whole house air filters, specifically constructed to replace OEM Trion Air Bear 455604-001 filters. Fully assembled with no forming or combs needed. MERV graded to ASHRAE 52.2 test standards establishing filtration equal to the OEM Trion Air Bear 455604-001 filters. Photo: The example air filter pic displayed is not true to size and is there to show construction purposes only. Name brands and Trion Air Bear 455604-001 identifier included for filter substitution identification.