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The VALEMO power-open / power-close actuator VDM30-180 is made exclusively to replace DuroZone actuator p/n 35139
Replace Honeywell M847D & other damper Actuators
durable construction
Quick removal of power head with FastFit design
or building automation systems
V3323-A1S Zone Valve, 3-way, 3/4" NPT, 24 VAC w/ End Switch Powerhead The VALEMO power-open / power-closeSuperior performance, durable construction, economically priced. Controlling flow of water in hydronic heating or cooling systems. Includes end switch for signal feedback and control, or use without end switch feedback (simply not connecting switch wires). NPT threaded zone valves are common in homes and buildings built with galvanized pipe. NPT threaded zone valves are growing in popularity for homes and buildings using PEX plumbing. Simply thread in