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Always verify the stem diameter and valve size before starting the installation
Engineered for structural integrity
improve indoor air quality
providing identical mounting and superior signal versatility
Trane VAL4222 TXV 320734-701 Always verify the stem diameterThe Trane VAL4222 TXV is a high performance thermostatic expansion valve engineered for precision refrigerant metering in R22 systems. Designed for 2. 5 ton capacity applications, this OEM component maintains optimal superheat by regulating the flow of R 22 refrigerant into the evaporator coil. The VAL4222 features a 3 8 inch inlet and a 1 2 inch outlet, making it a direct fit for many Trane residential split systems and light commercial air handlers.
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