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This Trane VAL01478 thermal expansion valve is designed for HVAC systems requiring a 20 ton cooling capacity and uses R22 refrigerant. It features a 0.875 inch inlet connection and a 1.375 inch outlet connection, ensuring precise control of refrigerant flow. This valve enhances overall system stability and efficiency.
Ensures precise refrigerant flow control, enhancing system stability and efficiency with easy installation.
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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