Outside Dim: 15-2/3" x 23-3/4"Window opening: 12" x 21"Better than OEM replacementAdditional UV protection molded into the plastic to stop yellowingIncludes pre-applied butyl sealant for both door and window sealsWindow held in place by frame and butyl only, use caution when handling the glassInstallation screws not included; use #6 flat head x 1-1/2" length.Glass sold separately

 PROP 65 WARNING: This product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling. For more information, visit www.P65Warnings.ca.gov