FiltersFast Compatible Replacement for Five Seasons FS1625 MERV 11 Filter 2-Pack-16x25x5 (Actual Size: 15-3/8"x25-1/2"x5-1/4") Five Seasons FS1625 MERV 11 Filter 2-Pack-16x25x5 Dimensions: 16"x25"x5" (actual size: 15-3/8"x25-1/2"x5-1/4") Replacement filter for the following Five Seasons systems: FS14MU1625, FS14MU1625-A, FSBB1625, FSFHG1425-7M1, FSFHG1625-7M1, FSMF3225 (2 required), FSMU1625, FSMU1625-A, FSNC1625, SAS-11EAC Made in the USA