Featuring a 1/2" NPT threaded connection and a robust brass body

maintaining the HVAC system efficiency required in commercial and industrial cooling applications

making it compatible with most standard HVAC control systems

The enclosed body construction protects internal silver-cadmium contacts from dust and insect intrusion

Belimo B351 Valve R-448A Featuring a 1/2" NPT threadedThe Belimo B351 is a high performance 2" 3 way characterized control valve engineered for precision in hydronic HVAC systems. Featuring a 68 Cv rating and a robust nickel plated forged brass body, this valve is designed to handle chilled or hot water up to a maximum temperature of 250F and is compatible with glycol solutions up to 60%. The stainless steel ball and stem provide superior durability and chemical resistance, ensuring reliable operation in