FiltersFast Compatible Replacement for Carrier 20x25x5 MERV 13 (2-Pack) - Actual size: 20 1/4" x 25 3/8" x 5 1/4" Carrier 20x25x5 MERV 13 Compatible Filter (2-Pack) Rating: MERV 13 Filter Life: 6 months (depending on use) Made in the USA!