Serving Granville, OH and surrounding areas
Approved
In business since 1994
Free estimates
Emergency services offered
"CARE fixed my AC quickly and even cleaned my AC unit and condenser even though that wasn’t the problem. I would definitely recommend them to anyone. Friendly, professional and thorough."
Serving Granville, OH and surrounding areas
Approved
In business since 1994
Free estimates
Emergency services offered
"They removed and replaced furnace and air conditioner and some duct work the job was completed and finished in a timely manner and they cleaned up everything that was inside the house and basement. The cost was great and they helped me with the financing. I am 100% satisfied and have recommended them to my friends. If you are looking to replace anything to do with your heating and cooling system Franklin Heating & Cooling are the one’s worth checking out. GREAT JOB."
+24
Serving Granville, OH and surrounding areas
Approved
In business since 2008
Free estimates
Emergency services offered
"Professional, honest and economical. Our 25 year old unit encountered a valve problem in a summer temperature spike. They worked very hard to fit our extremely busy and limited schedule."
+10
Serving Granville, OH and surrounding areas
Approved
In business since 1969
Free estimates
Emergency services offered
"Carl, the technician, came quickly and was thorough and professional in his work. He diagnosed the issue with our air conditioning and provided several payment options to see what worked best for us. He had to order parts for our air conditioning so he even offered to find window units for us to keep our house cool in the heat until it can be fixed!"
+8
Serving Granville, OH and surrounding areas
Approved
In business since 2019
Free estimates
Emergency services offered
We pride our company on reliability, great communication, integrity, and quality work. We are experts in plumbing, electrical, heating and air and will do our best to keep you as educated as we can on your particular task or project. We look forward to earning your business! Book with us online or feel free to give us a call today!
+6
Serving Granville, OH and surrounding areas
Approved
Super Service Award Winner
In business since 2010
Warranties offered
Small jobs welcome
"JMSM installed our attic fan. John did a great job, very professional, timely and clean. I would recommend his services. Thank you John!"
Serving Granville, OH and surrounding areas
Approved
In business since 2025
Free estimates
Emergency services offered
MAD Heating and Cooling is a locally owned and operated HVAC company serving Columbus and the surrounding Central Ohio communities. Our team specializes in residential heating, cooling, and indoor air quality solutions with a focus on honest service, reliable workmanship, and energy-efficient systems.\n\nWith years of experience in the HVAC industry through our parent company, McWilliams Mechanical, we bring professional expertise and commercial-level knowledge to every residential project. Whether you need a furnace repair, air conditioner replacement, heat pump installation, or routine maintenance, our technicians are committed to doing the job right the first time.\n\nServices include:\n? Furnace repair and replacement\n? Air conditioning repair and installation\n? Heat pump service and installation\n? Ductwork and airflow improvements\n? Seasonal maintenance and tune-ups\n? Indoor air quality solutions
Serving Granville, OH and surrounding areas
Approved
In business since 2019
Free estimates
Emergency services offered
"Apex Plumbing, Heating and Air Pros, are the place to go. They come out and give you a free estimate and honest opinion. I had them replace my water heater and my furnace, and they did a wonderful job on both. I felt that I got the best deal and I was not taken advantage of because I am a woman. I fully recommend Apex and would not go with anyone else"
+22
Serving Granville, OH and surrounding areas
Approved
Free estimates
Emergency services offered
Small jobs welcome
"Didn't have a/c for almost a week and they came out and fixed same day I called. would highly recommend using them for any of your hvac needs"
Serving Granville, OH and surrounding areas
Approved
In business since 2007
Free estimates
Emergency services offered
We have the experience and dedication to bring your dreams to reality! Specializing in Landscaping and Irrigation Services, we guarantee your satisfaction, and we won’t leave until the job is done right. We pride ourselves on the quality work we provide, while delivering great customer service! Call or click to schedule a free estimate today!
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.
Use this guide to budget for appliance installation costs based on factors such as appliance type, installation complexity, labor rates, and more.
Explore how factors such as materials, local labor rates, and the type of damage affect the cost to repair a burst pipe.
Use this guide to learn how much rebar costs per foot so you can budget for your next big home improvement project.
Discover how factors such as linear footage, local labor rates, and trim type affect the total cost of painting baseboards.
Learn how much cat or dog door installation costs based on factors like the door size, material, location, and added features.
Discover how much an electric furnace costs based on factors such as unit size, local labor rates, electrical upgrades, and ductwork condition.