Description
Actual size is 19.88 x 24.88 x 4.38. Accumulair brand, 20x25x5 Lennox X5426 substitute whole house filters, specifically engineered to be an alternative to the original manufacturer Lennox X5426 filters. Fully box-formed - no forming or combs needed. MERV rated to ASHRAE ratings ensuring particulate capture to the level of the name brand Lennox X5426 air filter. Notice: Sample air filter pic shown is not true to size and is there to show style purposes only. Company names and Lennox X5426 identifier are included for air filter substitution identification purposes only.