Serving Washington, KY and surrounding areas
Approved
In business since 2007
Free estimates
Emergency services offered
"Followed through until project was complete. Fair pricing. Would recommend to a friend"
Serving Washington, KY and surrounding areas
Approved
Super Service Award Winner
In business since 1989
Free estimates
Emergency services offered
"Henryâ  s heating and air were super efficient and made sure all my needs were addressed Definitely will not hesitate to call them again for any issue"
+21
Serving Washington, KY and surrounding areas
Approved
In business since 1981
Free estimates
Emergency services offered
"This is just about everything I appreciate and value in a service provider. Our home has two heat pumps, and both were failing. Andrew quoted on both units in the spring, along with two other local providers. There was a pretty good spread between lowest cost and highest cost estimates, with Comfort Zone just shy of the midpoint between lowest and highest. From the initial discussion about the work involved and related equipment choices, I was sure Andrew was the provider I wanted. He spent time answering my questions during his initial visit and left with no pressure to close the deal. I had several follow-up questions which he always promptly answered via email or phone. His estimates offered multiple choices with the differences clearly explained. Comfort Zone replaced the first unit shortly after his initial visit. We just recently had him come back to do the second unit. Each time during his service visit, Andrew was professional and friendly and answered any question I had along the way. I love that the person who gave me the estimate is the same as the person who performed the work. You can tell Andrew is very proud of the work he does. The differences in interior air quality, interior and exterior noise level, and our power bill are all noticeable. I'd highly recommend Comfort Zone to anyone, just as a friend I trust had recommended them to me."
Serving Washington, KY and surrounding areas
Approved (Corporate)
In business since 2001
Free estimates
Credit card accepted
"The Comfort Heating and Air Team were punctual and fast with the install. Quoting was fair and I think I got the best deal I could at the time."
Serving Washington, KY and surrounding areas
Approved
Super Service Award Winner
In business since 2024
Free estimates
Emergency services offered
"Zach at 3D heating and cooling came out to service my gas furnace for the winter months. They responded quickly and offered very fair prices, Glad to finally find a heating and air company I can confidently rely on for all future issues! 10/10 recommend!"
Serving Washington, KY and surrounding areas
Approved
In business since 1990
Free estimates
Emergency services offered
"Friendly and knowledgeable people. They removed and replaced a furnace for me. I would recommend Airtech to anyone."
Serving Washington, KY and surrounding areas
Approved (Corporate)
In business since 1994
Free estimates
Emergency services offered
"May 12, 2025 - This was our first time working with Greenwell since leaving a local competitor and Chad Russell was our technician. Our basement flooded and our sump pump needed replaced. Start to finish, Chad completed the job in less than three hours. I will be requesting Chad for all future work with Greenwell."
+1
Serving Washington, KY and surrounding areas
Approved
In business since 2024
Free estimates
Warranties offered
"I can?t say enough good things about William from Edwards Heating and Air! From the moment he arrived, he was professional, courteous, and incredibly knowledgeable. He took the time to explain everything he was doing, answered all of my questions with patience, and made sure I was completely comfortable with the work being done. Not only did he diagnose and fix the issue quickly, but he also went above and beyond to ensure our system was running efficiently and safely. It?s clear that he takes great pride in his work and genuinely cares about his customers. In a world where great service is hard to come by, William is a true standout. If you need HVAC service, do yourself a favor and ask for William ? you won?t be disappointed! Thank you, Edwards Heating and Air, for having such a top-notch technician on your team!"
+2
Serving Washington, KY and surrounding areas
Approved
In business since 1992
Free estimates
Customers say: Quality work
"Excellent experience. Joe installed new electrical service and air conditioning very quickly. He responded to all my inquiries and questions promptly. We will definitely use him for future projects."
Serving Washington, KY and surrounding areas
Approved
In business since 2024
Free estimates
Emergency services offered
Lindell Heating & Cooling is a licensed, locally owned HVAC company dedicated to keeping Louisville homes safe, efficient, and comfortable year-round. We specialize in HVAC repair, HVAC installation, HVAC maintenance, and dryer ventilation repair and installation, delivering dependable solutions tailored to each home's needs. Our experienced technicians service all major systems with precision, ensuring reliable performance, improved energy efficiency, and long-term comfort
Most professional HVAC technicians require two to three hours to complete an expansion valve replacement. The timeframe depends on your unit's accessibility and whether additional repairs are needed. The process involves recovering refrigerant, removing the old valve, installing the new component, and recharging the system. Scheduling during less busy seasons may result in more convenient appointment times.
Operating your air conditioner with a malfunctioning expansion valve isn't advisable. Continuing to run the system could potentially damage other components, particularly your compressor, which is significantly more expensive to replace. If you notice performance issues like inconsistent cooling or unusual noises, it's best to have your system inspected before continuing regular use.
Expansion valves don't have a standard replacement schedule, as their longevity depends on system usage, maintenance frequency, and environmental factors. Regular professional maintenance helps identify potential valve issues before they cause system failure. Having your HVAC system serviced annually allows technicians to monitor component condition and recommend preventative replacements when necessary.
Refrigerant leaks require prompt professional attention. If your expansion valve is leaking, you'll likely notice reduced cooling performance and possibly hear hissing sounds near the unit. Addressing leaks quickly prevents further system inefficiency and avoids the environmental impact of released refrigerant. Your HVAC technician will need to repair the leak and recharge the system with the proper refrigerant type and amount.
Because many AC issues present similar symptoms, professional diagnosis is recommended. Problems like inadequate cooling, inconsistent temperatures, or strange noises could indicate expansion valve issues, but might also stem from refrigerant leaks, electrical problems, or airflow restrictions. A qualified HVAC technician has the tools and expertise to accurately identify the root cause and recommend appropriate repairs.
From average costs to expert advice, get all the answers you need to get your job done.
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