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The Belimo B309B+TR24-3 3-way valve is designed for air handling units on heating or cooling coils. This valve is also ideal for fan coil unit heating or cooling coils, unit ventilators, VAV box reheat coils, and bypass loops. It is suitable for hydronic systems with variable or constant flow.
This valve features a non-spring return actuator and is used in hydronic systems with chilled or hot water. It has brass trim and operates on 24V floating control.
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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