This brass valve is a reliable and efficient solution for controlling the flow of liquids or gases in HVAC systems. With a 1/2" unangled design, it offers easy installation and maintenance. The valve has a .73CV capacity and operates as a normally open configuration, making it suitable for various applications. Its high-quality construction ensures durability and long-lasting performance, making it an excellent choice for HVAC service technicians looking for a dependable valve solution.