Serving Lancaster, KY and surrounding areas
Approved
In business since 2021
Emergency services offered
Small jobs welcome
"The best customer service EVER. He did a great job and made sure everything worked perfectly. We recommend him for whatever you need for heat and air from service to replacement. You can't go wrong."
+26
Serving Lancaster, KY and surrounding areas
Approved (Corporate)
In business since 2001
Free estimates
Emergency services offered
"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."
+1
Serving Lancaster, KY and surrounding areas
Approved
In business since 2018
Free estimates
Credit card accepted
"the representative for Signature Heating, Silas, informed us what was needed for our AC system. He was not pushy and understood we will have to save a bit to renovate the entire air conditioning unit."
+11
Serving Lancaster, KY and surrounding areas
Approved
In business since 1929
Free estimates
Credit card accepted
"The gentleman that came to do the quote was very kind and to the point. He was very professional and gave me my options. when I hired them to install my air conditioner the workers were very fast and kind. The work got done quickly and was clean. I feel I got a great deal and everyone was nothing short of helpful."
+49
Serving Lancaster, KY and surrounding areas
Approved (Corporate)
In business since 1971
Free estimates
Emergency services offered
Fayette Heating & Air/H2O Maestro is Kentucky's trusted HVAC, Electrical, and Plumbing company for all your complete home solution needs.\nFounded in 1971, Fayette Heating & Air is a professional Heating and Air Company that provides exceptional Residential and Commercial Services to the Central Kentucky area. Each of our Licensed Technicians and Certified Apprentices is verified as drug-free and felony-free, so you can rest assured we are only sending trustworthy people into your home or business.\n
Serving Lancaster, KY and surrounding areas
Approved (Corporate)
In business since 1976
Free estimates
Credit card accepted
Respectful. Reliable. Service Reimagined.\nWe are the leading plumbing contractor in Kentucky. Our licensed plumbers serve residential and commercial clients in Louisville and Lexington. Our construction department is among the largest in the state.\n\nWe give each customer and project, regardless of size and cost, the same quality plumbing services while working within the customer's budget. We stand behind our workmanship long after the project is complete. \nOur people are what make the difference. Here's what you can expect from your Dauenhauer service technician:\n\nHighly skilled and trained to solve any problem\nHas passed extensive background checks and regular drug testing\nIdentifiable and proud to represent Dauenhauer\nProfessional and neatly uniformed\nDrives a Dauenhauer service vehicle equipped with a multitude of parts and tools\nWears shoe covers inside your home out of respect
Serving Lancaster, KY and surrounding areas
Approved
In business since 1990
Free estimates
Emergency services offered
Louisville Mechanical Services is a premier HVAC contractor the state of Kentucky. We specialize commercial boiler, chillers, pumps, custom sheetmetal, industrial piping, pumps, plumbing, building automation, HVAC installs and all the above full service. We take pride in our work and we look forward to doing business with you. Give us a call today to schedule a free quote.
Serving Lancaster, KY and surrounding areas
Approved
I am a small business out of Estill county KY we try to offer low prices with quality work. I don’t have a ton of overhead so I can usually beat big name companies. The help I use are all family members.
Serving Lancaster, KY and surrounding areas
Approved
We are small heating and air businesses working in Lexington area and surrounding county
Serving Lancaster, KY and surrounding areas
In business since 2004
Free estimates
Emergency services offered
"THE UNIT HAS NOT BEEN INSTALLED JUST YET AS I TOLD HIM OTHER PEOPLE WERE SUFFERING ALOT MORE THEN ME- BUT 1ST SERVICE AIR AND HEATING WAS THE BEST PRICE I GOT AND WAS REALLY MORE HONEST THEN THE OTHER 2 HEATING AND AIR I USED TO DEAL WITH--I WOULD HIGHLY RECOMMEND THEM-- I GOT A GOOD UNIT AND A GOOD PRICE...AND THEY ARE FRIENDLY AND VERY INFORMED - I KNEW BASICALLY WHAT THE PROBLEM WAS AND HE JUST CONFIRMED IT - SO I KNEW HE WAS BEING HONEST WITH ME SO I BROUGHT THE NEW UNIT FROM THEM...."
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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