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The Hoffman 401434 is a steam vent designed for medium and large heating systems. This float-type thermostatic vent features a non-vacuum design with a single non-adjustable port. It is suitable for main vent applications in steam systems.
This air valve is essential for maintaining efficient steam system operation, allowing for proper venting of air while preventing water from escaping. It is ideal for installations needing reliable air control without the risk of vacuum issues.
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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