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Find Air conditioning pros in Worcester

Avatar for DG Heating & Air Conditioning, Inc.
DG Heating & Air Conditioning, Inc.
4.5(
29
)

Serving Worcester, MA and surrounding areas

Approved

In business since 2017

Free estimates

Customers say: Quality work

"Derek was quick to respond to my request for a quote and had our mini split installed within a week. He was friendly, professional, respectful of our property and meticulous. I highly recommend hiring DH Heating and Air Conditioning, you won’t regret it!!"
Response time1 day
1 neighbors recently requested a quote
Recommended by100%of homeowners
Avatar for NV Heating and Air Conditioning
NV Heating and Air Conditioning
4.7(
234
)

Serving Worcester, MA and surrounding areas

Approved

In business since 2013

Free estimates

Emergency services offered

"My experience with NV Heating and Air Conditioning was incredible. Keith the owner came over to assess the job and took the time to explain how the system worked and went over of the various options. He got back to me in a timely manner with a fair price. He assured me the install will be done neating and without incident and I would be happy. They did not disappoint! I was extremely happy with the results. Ron the project manager was a down the earth guy that was professional and willing to explain things to me as the job was progressing. The 2 young workers Richard and Nathan were both awesome. They were both good workers that got the job done without issue. I really enjoyed speaking to them and they were helpful in explaining things to me when I had questions. From the office Manager "Dawn" down to the work crew NV Heating and air Conditioning was top notch. They had it all with a fair price and high quality installation. Add to that Keith the Owner is a Veteran!"
New 275 gallon oil tank
Williamson oil fired warm air furnace
Fujitsu wall mounted unit
Bosch HVAC system
Fujitsu ceiling cassette

+6

Response time2 days
16 neighbors recently requested a quote
Recommended by93%of homeowners
Avatar for All Phase Heating & Cooling Inc
All Phase Heating & Cooling Inc
3.8(
50
)

Serving Worcester, MA and surrounding areas

Approved

In business since 2009

Free estimates

Emergency services offered

"The entire central air conditioning job was completed under the allotted time. Peter and his team were extremely professional, knowledgeable, thorough, left no mess behind, and their price for this job was very reasonable. I was so impressed that I scheduled him to go out and replace my daughter/son-in-law's two oil fired furnaces in the same week. I would highly recommend All Phase to anyone looking to upgrade or replace their mechanicals. Great job Peter. Thank you for changing my outlook on contractors, who many times, never keep their promises, and provide sub-par work! Thank you!!"
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+91

Response time9 hrs
5 neighbors recently requested a quote
Recommended by65%of homeowners
Avatar for Accurate Heat-Air Services, Inc
Accurate Heat-Air Services, Inc
4.1(
12
)

Serving Worcester, MA and surrounding areas

Approved

In business since 1989

Free estimates

Emergency services offered

"Punctual, professional, and repaired/properly installed a heating/air conditioning unit that had been previously installed incorrectly. However, we did not call around for pricing. After a poor experience with a lower cost service, we just wanted the job done right. We would definitely call them again."
18 neighbors recently requested a quote
Recommended by70%of homeowners
Messina Heating and Cooling LLC
5.0(
4
)

Serving Worcester, MA and surrounding areas

Approved

In business since 2022

Free estimates

Emergency services offered

"First time using Messina Heating & Cooling and we could not be happier with the results. Josiah was extremely polite, professional, and very knowledgeable. He paid great attention to detail and took his time to explain everything. So nice to have an honest and dependable service technician. Pricing is very fair and reasonable. Highly recommend - will definitely be using them for all future HVAC needs."
Response time6 hrs
15 neighbors recently requested a quote
Recommended by100%of homeowners
Avatar for All HVAC
All HVAC
5.0(
17
)

Serving Worcester, MA and surrounding areas

Approved

In business since 2020

Free estimates

Emergency services offered

"Believing that furnace and central air conditioning systems have to be replaced, I asked Nick for an estimate. When he arrived, he diagnosed the problem and fixed it. He saved me a large amount of money. Easy to talk to, explained the issues in understandable terms. He came the same day I called. But if I have another problem, I would not mind waiting because I am confident he will do the job."
Response time6 hrs
9 neighbors recently requested a quote
Recommended by87%of homeowners
Avatar for Turkey Heating and Cooling, Inc.
Turkey Heating and Cooling, Inc.
4.9(
22
)

Serving Worcester, MA and surrounding areas

Approved

In business since 2015

Warranties offered

Small jobs welcome

"I had a great experience. Technician was able to diagnose and fix the issue. He also answered all my queries for a possible HVAC replacement for a heat pump. I would highly recommend."
HVAC
Response time9 hrs
12 neighbors recently requested a quote
Recommended by62%of homeowners
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Showing 1-10 of 340

FAQs for air conditioning projects in Worcester, MA

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.

The Worcester, MA homeowners’ guide to air conditioning services

From average costs to expert advice, get all the answers you need to get your job done.