Serving Monsey, NY and surrounding areas
Approved
In business since 2011
Free estimates
Customers say: Quality work
"Mike and his team are extremely reliable and knowledgeable. Their prices are competitive and their work is exemplary. I will definitely call on their services for any of my future HVAC related needs. I highly recommend!"
Serving Monsey, NY and surrounding areas
Approved
Super Service Award Winner
In business since 2012
Free estimates
Emergency services offered
"Fantastic job. Impossible job. They are the best. I called many companies with no luck. They completely rebuilt my very old system. It is now working efficiently. I was on the phone last night telling my friends and family about Prestige Services Group. I am so grateful. Perpetua."
+8
Serving Monsey, NY and surrounding areas
Approved
In business since 2002
Free estimates
Small jobs welcome
"Mr. Bravo provide me with excellent service at a very reasonable price and finished the installation before the deadline. He conducted himself as a professional. highly recommend him for any HVAC projects."
Serving Monsey, NY and surrounding areas
Approved
Super Service Award Winner
In business since 2024
Free estimates
Offers commercial services
"Thorough professional, well mannered and respectful, did excellent job doing my air conditioning units, punctual and made sure that all the units are working after installation. Would definitely recommend anyone."
Serving Monsey, NY and surrounding areas
Approved
In business since 2025
Free estimates
Emergency services offered
"We had an amazing experience with this HVAC company! From start to finish, the entire process was seamless, professional, and stress-free. Our AC stopped unexpectedly. They were incredibly responsive and able to schedule us quickly and arrive right on time. The technician Berto was knowledgeable, courteous, and took the time to thoroughly explain what was going on and what needed to be fixed. You can tell they really care about doing the job right, not just rushing through it. The repair was done efficiently, and our AC has been running perfectly ever since. It’s honestly such a relief to find a company that is reliable, honest, and truly skilled at what they do. We will absolutely be using them again for any future HVAC needs and highly recommend them to anyone looking for top-notch service!"
+3
Serving Monsey, NY and surrounding areas
Approved
In business since 2020
Customers say: Quick response
"They were very good, reliable and professional."
Serving Monsey, NY and surrounding areas
Approved
In business since 2014
Free estimates
Emergency services offered
"Ductless mini split install. Hanee responded and scheduled the project quickly. He arrived on time and completed the work as discussed. Priced competitively without sacrificing the quality of work."
Serving Monsey, NY and surrounding areas
Approved
In business since 1978
Free estimates
Emergency services offered
"was a great costumer service, and perfect job"
Serving Monsey, NY and surrounding areas
Approved
Free estimates
Emergency services offered
Warranties offered
At DYETT HVAC PRO CORP. we offer professional heating, ventilation, air conditioning and refrigeration services. We install, repair and perform maintenance on all types of equipment—from walk-in coolers, freezers, display cases and refrigerators to central units, mini-splits, rooftop units and all types of air conditioning systems, as well as any type of heating system, from oil boilers to the most modern high-efficiency models.\n\n
Serving Monsey, NY and surrounding areas
Approved
In business since 1996
Free estimates
Emergency services offered
"Very professional, the job was quick and everything was cleaned by the end of the job."
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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