Serving Union, NJ and surrounding areas
Approved
Super Service Award Winner
In business since 2016
Free estimates
Emergency services offered
"Good work. Arrived early. Finished quickly. Cool air is back. Thanks !!"
+11
Serving Union, NJ and surrounding areas
Approved
In business since 2013
Free estimates
Emergency services offered
"Went above and beyond by walking me through my entire hvac system when I bought my new house"
+26
Serving Union, NJ and surrounding areas
Approved (Corporate)
In business since 1977
Free estimates
Emergency services offered
"Air conditioning repair. Tim was a very knowledgeable service technician and he was able to advise on how to best approach my air conditioning issue. Explained everything thoroughly. Polite and respectful!"
+6
Serving Union, NJ and surrounding areas
Approved
In business since 2017
Free estimates
Emergency services offered
"They definitely earned this 5 ⭐️⭐️⭐️⭐️⭐️ review!! I can't say enough good things about VIP HVAC, they truly went above and beyond! Hector, the owner, came out with two of his crew members the day before the 4th of July to replace both my AC and furnace. They arrived right at 8am and worked nonstop until 6:30pm to make sure everything was done perfectly. Throughout the job, they found a few unexpected issues, but Hector and his team kept me informed the entire time and handled everything with professionalism and care. I was so impressed by their hard work, attention to detail, and clear communication. If you’re looking for a trustworthy and dedicated HVAC company, I highly recommend VIP HVAC. Hector and his crew are the real deal!"
+107
Serving Union, NJ and surrounding areas
Approved
In business since 2004
Free estimates
Emergency services offered
"Must use for air conditioning"
+17
Serving Union, NJ and surrounding areas
Approved
Super Service Award Winner
In business since 2019
Emergency services offered
Warranties offered
"AC & Heat by Kyle provided a very thorough service call on an old boiler. The service provider walked me through the condition of my boiler using pictures and data, and what my options were for service or replacement. Would highly recommend this professional."
+22
Serving Union, NJ and surrounding areas
Approved
Super Service Award Winner
In business since 2015
Free estimates
Warranties offered
"We had an issue with air flow to some off our vents and they sent a tech out to monitor the air flow and make adjustments."
+369
Serving Union, NJ and surrounding areas
Approved
In business since 2000
Emergency services offered
Warranties offered
"I have never written a review but today it was a MUST. This morning my A.C. was not working I messaged AAA HVAC and within minutes a gentleman "JOE" called me. I explained my air conditioner was not working and with 1/2 hour a young man named "Jay" was he. He was polite, courteous and explained everything to me. NOT ONLY IS THIS COPANY OUTSTANDING BUT, ANYONE LIVING IN THE TRI STATE ARE LOOK NO FURTHER THAN "AAA HVAC FOR EXCELLANT WORK AND TOTALLY PROFESSIONAL. DO NOT HESITATE TO ALL THEM.!!!!!!!! THEY ARE AMAZING. "JOE, AGAIN THANK YOU FOR ALL YOUR HELP, AND TRULY YOU WERE SENT DOWN FROM HEAVEN. !!!!!!!! STAY SAFE AND PRAYERS ARE WITH YOU ALL. AGAIN THANK YOU......"
+12
Serving Union, NJ and surrounding areas
Approved
Super Service Award Winner
In business since 2012
Free estimates
Emergency services offered
"Elaine S. Rahway, NJ I had two installations done, a furnace and a central air conditioning unit .When I contacted Rob, he sent Mike out the next day he evaluated the situation gave me his advice. I contacted Rob right away to let him know that I would be using his service. So happy I chose SOS, they were prompt and professional. Im pleased with the equipment. Any one asking for their service I would highly recommend SOS"
+170
Serving Union, NJ and surrounding areas
Approved
Super Service Award Winner
In business since 1988
Free estimates
Emergency services offered
We are a BPI Building Performance Institute Accredted Plumbing and HVAC company, We are licensed plumbers and I am a certified plumbing instructor and fire inspector I also have 2 Backflow testing certifiactions. We do the highest quality residential and commercial work with my highly trained staff. I am the past president of the N.J. State league of Master plumbers for 2010-2011
+20
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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