FiltersFast Compatible Replacement for Amana M8-1056 MERV 11 Air Filter 2-Pack-20x25x5 (actual size: 20-1/4"x25-3/8"x5-1/4") FiltersFast correct Replacement for Amana M8-1056 MERV 11 Air Filter 2-Pack-20x25x5 (20-1/4"x25-3/8"x5-1/4") Merv 11 Filter Life: 6 months (depending on usage and air quality) Made in the USA!