Description
Actual Dimensions: 19.88 x 24.88 x 4.38. Accumulair brand: 20x25x5 Lennox X8304 style whole house air filters, exactly constructed to replace name brand Lennox X8304 filters. Fully assembled - no assembly or combs required. MERV graded to ASHRAE classifications assuring filtration to the level of the OEM Lennox X8304 filters. Note: Sample air filter pic displayed is not to scale and is included to show design purposes. Brand names and Lennox X8304 identifier are included for filter substitution identification purposes only.