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The Lennox Y3949 is an electric expansion valve designed for use in HVAC systems. This component helps control refrigerant flow, enhancing system efficiency and performance. Installed in a variety of applications, this valve is essential for maintaining optimal temperature and humidity levels.
Ideal for HVAC applications, the Lennox Y3949 electric expansion valve provides reliable operation and precise refrigerant management.
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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