Taco 3450-H2 1/2" Combination Boiler Feed Valve & Backflow Union Press x NPT

The Taco 3450-H2 of 11/2" Combination Boiler Feed Valve and Backflow Union serves as an essential part for hydronic heating systems. This device unites a boiler feed valve that lets water to the system with a backflow preventer that protects the drinking water supply from contamination for HVAC systems. The device enables simple installation through its press connections on one side and NPT threads on the other side making it suitable for different boiler applications. The valve provides simple installation while minimizing leak points to maintain safe boiler operation.