Actual Size: 20 x 25.88 x 4.88. Accumulair brand, 20x26x5 Emerson SST20 compatible whole house filters, specifically designed to be an alternative to the original brand Emerson SST20 filters. Completely constructed so no assembly or combs required. MERV graded to ASHRAE 52.2 test specs ensuring particulate filtration equal to the original manufacturer Emerson SST20 air filters. Photo: Example air filter picture as shown is not the actual dimensions and is shown for configuration purposes only. OEM names and Emerson SST20 part numbers are listed for filter substitution identification purposes.
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