EXHAUST PORTS
Includes fasteners and gaskets. Polished aluminum finish. Part Number Description HA300-00-H 3" ID Exhaust Port for Non-Insulated Doors HA300-LT-H 3" ID Exhaust Port w/ Latch for Non-Insulated Doors   Part Number Description HA310-00-H 3" ID Exhaust Port for Insulated Doors up to 2" Thick HA310-LT-H 3" ID Exhaust Port w/ Latch for Insulated Doors up to 2" Thick