Actual Size: 20.25 x 25.38 x 5.25. Accumulair brand: 20x25x5 Five Seasons 9183970 style whole house air filters, specifically constructed to be an alternative to the original manufacturer Five Seasons 9183970 air filters. Completely box-formed - no assembly or combs needed. MERV classified to ASHRAE 52.2 test classifications ensuring particle filtration to the level of the name brand Five Seasons 9183970 air filters. Notice: The example air filter image as shown is not true to size and is displayed for construction only. Company names and Five Seasons 9183970 identifier displayed for air filter style identification.
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