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The York S1-VSFV-050S-400 is an auto-balancing valve with a flow rate of four GPM. This valve ensures effective regulation of flow for various HVAC systems. Designed to maintain a steady flow rate of four GPM, it can adapt to pressure changes without compromising performance. As a genuine OEM part, it replaces existing valves seamlessly.
This valve is built for consistent performance and reliability in hydronic systems.
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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