FiltersFast Compatible Replacement for Goodman M1-1056 MERV 11 Air Filter 2-Pack-16x25x5 (Actual Size: 15-3/8"x25-1/2"x5-1/4") Goodman M1-1056 MERV 11 Air Filter 2-Pack-16x25x5 Part number: MU1625 Dimensions: 16"x25"x5" (actual size: 15-3/8"x25-1/2"x5-1/4") Filter Life: 6 months (depending on usage and air quality) Made in the USA!