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HOME > HVAC > LENNOX > CB27UH-042 > EXPANSION VALVE

Lennox CB27UH-042 Expansion Valve

A normal AC expansion valve lets the coolant to spread back into gas state from its highly pressured liquid form. The AC in your house would probably be the worst AC in the world with no functioning valve.

Do you know if your refrigerant expansion valve is in need of replacing?

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Check eBay to see if your expansion valve is in stock!
Before buying or ordering any Lennox CB27UH-042 replacement part, do your due diligence and make sure of the correct model as well as make a visual inspection so that you are positive that the right expansion valve is the one being purchased. You do not need to install the part by yourself. Hire a pro in your community to pay to install it for you.
Feel free to download your manual for help.
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Check eBay for your expansion valve!