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Clark Heating and Cooling blog

Clark Heat and Cool is a Phoenix, Arizona based HVAC specialty service company and this blog is to help keep their client, and prospective clients, up to date with changes in the HVAC industry.

Thermostatic Expansion Valve (TXV)

  This twisty part which is found in an A/C unit regulates the refrigerant flow for the indoor coil.  It is called a thermostatic expansion valve, or TXV, for short.  The TXV makes sure the A/C unit maintains maximum efficiency by allowing only a certain amount of refrigerant to flow into the evaporator. This control over the flow of refrigerant is...

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Amazing service! Dave came in and fixed the ac all up, he even told me things that would need to be replaced soon to prevent a summer break down. He...
Lavon G.
Last week my family and I had a rough few days as our air conditioning unit went out. With no thought we called our regular company to diagnose the...
Anderson Family
I had a wonderful experience with Clark heating and AC! From the friendly and professional scheduler to the tech that found my problem. They got to...
Jill Burton
This company installed a Samsung mini-split in one day, and took a previously hot area of our house and made it the coldest area of the house! From...
Cory A