Description
Actual size is 16.25 x 21 x 5. Accumulair brand: 16x21x5 Emerson F825-0431 substitute whole house filters, specifically constructed to replace the name brand Emerson F825-0431 filters. Fully built with no forming or combs required. MERV graded to ASHRAE 52.2 test grades establishing particle filtration as good or better than the original manufacturer Emerson F825-0431 filter. Photo: The example air filter picture shown is not true to size and is shown for construction only. OEM names and Emerson F825-0431 P/N are included for air filter style identification purposes.