This Burnham Commercial Water Jacket Assembly is a critical component designed for use in commercial heating systems. The assembly is specifically engineered to facilitate optimal heat transfer from the burner to the water, thereby enhancing the overall efficiency of the system. It features a robust construction that ensures durability and longevity, even under rigorous operating conditions. The assembly also includes an open water heater operation mechanism, which allows for easy control and regulation of water temperature. This feature contributes to energy efficiency by preventing unnecessary heating when the system is not in use. Please note that this product does not include a heater.