Description
Actual size is 19.75 x 19.88 x 4.38. Accumulair brand: 20x20x5 Lennox X8308 replacement whole house air filters, specifically engineered to be an alternative to the original brand Lennox X8308 filters. Completely constructed so no assembly or combs needed. MERV classified to ASHRAE 52.2 test specifications establishing particle filtration as good or better than the OEM Lennox X8308 filters. Notice: Example air filter image as shown is not true to size and is shown for construction purposes. Brand names and Lennox X8308 P/N shown for air filter replacement identification purposes only.