Description
Actual Size: 19.88 x 24.88 x 4.38. Accumulair brand 20x25x5 Lennox X7751 compatible whole house filters, specifically engineered to substitute for the OEM Lennox X7751 air filters. Completely constructed so no assembly or combs required. MERV graded to ASHRAE 52.2 test specs ensuring particle capture to the level of the OEM Lennox X7751 filter. Notice: The example filter picture shown is not true to size and is shown for style purposes only. Trade names and Lennox X7751 P/N are shown for air filter substitution identification.