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The American Standard VAL12789 Thermal Expansion Valve is critical for maintaining efficiency in HVAC systems. With a capacity of six tons, this valve supports optimal thermal expansion, which is crucial for performance and reliability.
This thermal expansion valve manages the flow of refrigerant, ensuring stable system operation.
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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