Direct OEM Replacement, Made In The USA.
Holds up to 200 lb. per square inch. Comes with damper to close off airflow.
Extra strong fire rated
Polycarbonate plastic. Cutout Dim: 9-7/8" W X 2-1/4" H, Outside Dim: 11-7/8" W X 4-1/4" H.
Thetford part number: 94260