Watts 0386462 Unswitched Feed Water Temperature Regulator & Backflow Preventer B911S-M3 1/2"

The Watts 0386462 Unswitched Feed Water Temperature Regulator & Backflow Preventer B911S-M3 1/2″ is a dual purpose equipment for 1/2″ applications. It controls the HVAC system's water temperature accurately and also prevents the contamination of the potable water systems. This make certain that the system is running more effectively and purifies the water supply at the same time. They include accuracy in regulating water temperature, protection of water from contamination, protection of HVAC systems and provision of safe and reliable water supply. It is perfect for use in several HVAC systems that require the product.