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The Hoffman 402442 is a 3/4 inch main valve designed for steam applications. This pressure regulating valve features a full port design that ensures optimal flow. It operates based on temperature and pressure controls, making it suitable for various HVAC systems.
This valve offers precise control in heating systems, promoting efficiency and safety.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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