Air Conditioning 101: What Does an Expansion Valve Do?
Air conditioners are fairly easy to understand, especially if you get the chance to learn about how the system’s parts work. At its simplest form of understanding, an AC pulls in hot air before releasing cool air back into your home. Homeowners with a little more knowledge about their HVAC systems can find a part called an expansion valve in their air conditioner. But what does the expansion valve do exactly and why is it necessary? To answer this question …
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