Maintenance-Free Design: No power requirements or fluids to evaporate

or secondary winding issues in the control transformer

The CQ series is designed specifically for Belimo ZoneTight series valves and uses a direct-mount snap-on mechanism

replacing a damaged or brittle motor shaft rain shield during routine maintenance is a proactive measure to extend the operational life of the drive system

the Fenwal 35-705701-005 is specifically configured for remote flame sensing via an external electrode or flame rod

Siemens Building Technology 599-00531 Valve Assembly 30067439-890 Maintenance-Free Design: No power requirementsFor high demand hydronic and HVAC zoning applications, the Siemens 599 00531 stands as a professional grade 3 way zone valve designed for precise fluid control. Built with a rugged brass body and brass trim, this assembly features a 1 2 inch sweat connection and a 2. 5 Cv linear flow characteristic, ensuring consistent mixing or diverting performance in radiators, induction units, and fan coil systems. Engineered to handle water or up to 50% glycol