Description
Actual Dimensions: 19.88 x 24.88 x 4.38. Accumulair brand 20x25x5 Lennox X7751 substitute whole house filters, specifically built to replace the name brand Lennox X7751 air filters. Completely built - no assembly or combs needed. MERV classified to ASHRAE specifications assuring filtration equal to the OEM Lennox X7751 filter. Photo: Sample filter image as displayed is not to scale and is there to show style purposes only. Name brands and Lennox X7751 identifier are included for air filter style identification use.