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Duotone terrace — saffron brief on the left, garden-folded ledger on the right.
the unit is housed in a NEMA 4 rated weatherproof enclosure
Key Benefits for Contractors: Universal Application: The broad setpoint range and SPDT switching allow for both heating and cooling configurations
Industrial Grade Materials: Features high-grade resistive alloy coils supported by ceramic insulators for long-term durability in cycling applications
it provides a reliable low water cut-off signal to protect boiler internals
Always verify the part number against the unit's technical manual to ensure the resistance curve matches the controller requirements
Weil McLain 635-100-022 Valve 30067439-890 the unit is housed inThe Weil McLain 635 100 022 3 way valve body is a professional grade replacement engineered specifically for the Weil McLain CGt Series 1 and 2 residential gas boilers. Designed to replace the VCZMS6100 U, this brass 3 port valve body is critical for maintaining precise boiler water flow control and ensuring thermal balance within hydronic heating systems. As a direct fit HVAC replacement part, it integrates seamlessly with your existing Weil McLain
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