Description
Actual Size: 16.63 x 26 x 4.13. Accumulair brand: 17x26x4 Lennox X7574 substitute whole house filters, specifically engineered to replace name brand Lennox X7574 filters. Completely assembled so no assembly or combs needed. MERV graded to ASHRAE 52.2 test specs ensuring particulate filtration to the level of the OEM Lennox X7574 filter. Photo: Sample air filter picture as shown is not to scale and is shown for style purposes. Company names and Lennox X7574 identifier shown for air filter substitution purposes.