Actual Dimensions: 19.75 x 19.88 x 4.38. Accumulair brand 20x20x5 Lennox X7935 substitute whole house air filters, exactly built to be an alternative to the name brand Lennox X7935 air filters. Completely assembled - no assembly or combs needed. MERV classified to ASHRAE 52.2 test classifications assuring performance to the level of the original brand Lennox X7935 filter. Photo: Sample filter pic as displayed is not true to size and is displayed for style purposes. Brand names and Lennox X7935 part numbers are included for air filter substitution identification purposes.
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