essential for HVAC troubleshooting

System Efficiency: Maintains the airtight seal required for optimal draft and secondary heat exchanger drainage

Ease of Installation: Standard 1-inch threaded hex head allows for straightforward replacement using a standard element wrench

Is the safety switch compatible with existing HVAC controls

and VR6GF models

Siemens Building Technology MXG461.40-20U Valve 326058-758 essential for HVAC troubleshootingThe Siemens MXG461. 40 20U is a high performance 1. 5" modulating magnetic control valve engineered for precision in closed circuit chilled and low temperature hot water systems. Built as a heavy duty mixing or straight through valve, it features a factory calibrated magnetic actuator that eliminates the lag typical of motorized units, delivering a positioning time of less than 2 seconds. With a 23 Cv flow coefficient and a high 1: 1000 resolution,