Description
Actual dimensions are 20 x 25.88 x 4.88. Accumulair brand: 20x26x5 Lennox X0587 style whole house air filters, exactly engineered to be an alternative to the name brand Lennox X0587 filters. Completely constructed - no assembly or combs required. MERV graded to ASHRAE 52.2 test specs ensuring particulate capture equal to the original brand Lennox X0587 filters. Photo: The sample air filter pic as displayed is not true to size and is there to show construction only. OEM names and Lennox X0587 P/N are included for filter substitution identification only.