Carrier/Bryant GAPCCCAR1625-16 X 25 MERV 15 Evolution Air Purifier Filter Nominal size 16 x 25 x 3 1/2-Inches (Actual Size 17 1/16 x 24 3/8 x 3 5/8-Inches) Part Number: GAPCCCAR1625 Genuine replacement filter from Carrier / Bryant Captures and kills airborne viruses, bacteria and mold spores Change filter media every 8-12 months