Goodman M1-1056 MERV 11 Air Filter 2-Pack-16x25x5, The Filters Fast Brand Five Seasons MU1625 replacement utilizes a high efficiency MERV 11 design that is idea for homes where pollutants are found in the form of dust, mites, pollen, mold spores, fungi, pet dander, cooking smoke, and more. High efficiency filtration is attained through a combination of extra deep filter media, no fillers which results in a larger collection area, and charged continuous hydrophobic polyolefin fibers to capture containments before they enter the air of your home. Replacement filter for the following Goodman systems: AM11-1625-5, AM14-1625-5, B4300005, FSBB1625, FSAMU1325, G13MU1625, G13MU1625-A, GBB1625, GMU1625, GSAS-11EAC Specifications: Part number: MU1625 Dimensions: 16"x25"x5" (actual size: 15-3/8"x25-1/2"x5-1/4") MERV Rating: MERV 11 Filter Life: 6 months (depending on usage and air quality)