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Find Air conditioning pros in Mastic

Avatar for MSD Heating & Cooling
MSD Heating & Cooling
4.9(
74
)

Serving Mastic, NY and surrounding areas

Approved

In business since 2002

Free estimates

Emergency services offered

"Ali came over to our home when we called with a concern of the air flow in our central air conditioning system. He checked the return, the air flow, the temperature at all of the vents, and the entire system. It had more to do with the age of the system and gave us suggestions on how a different filter could increase the air flow. He did all of this and refused to take any money for his time. He is a true honest professional and someone that we would recommend to everyone."
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+1

3 neighbors recently requested a quote
Recommended by96%of homeowners
Avatar for Comfort Ductwork Systems, Inc.
Comfort Ductwork Systems, Inc.
4.9(
73
)

Serving Mastic, NY and surrounding areas

Approved

In business since 2005

Free estimates

Emergency services offered

"Comfort Ductwork replaced my gas boiler. The price was reasonable and the work was impeccable. When they left, the area where they worked was spotless. I wouldn't hesitate to use them for my heating and air conditioning needs in the future."
Condensing Boiler & Indirect Hot Water Heater
Central HVAC
Oil Fired Boiler & Indirect Hot Water Heater
New Install
Thermostat Control

+2

Response time11 hrs
33 neighbors recently requested a quote
Recommended by94%of homeowners
Avatar for Natural Breeze LLC.
Natural Breeze LLC.
4.9(
17
)

Serving Mastic, NY and surrounding areas

Approved

In business since 2022

Free estimates

Emergency services offered

"So quickly and amazing. Natural breeze came next day to get me a new hot water heater. Mine was leaking and making a mess in my basement and Natural breeze came to the rescue. Excellent service."
Heating & A/C Project
Heating & A/C Project
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+25

5 neighbors recently requested a quote
Recommended by47%of homeowners
Avatar for All Weather Heating & Cooling
All Weather Heating & Cooling
4.6(
68
)

Serving Mastic, NY and surrounding areas

Approved

In business since 1969

Free estimates

Emergency services offered

"We were desperate to find someone to repair our central air conditioning unit. We were not able to move into the house and everyone that we called was not able to accommodate us because of the recent heat wave. All Weather was able to get a technician to us within 2 days. Nuri was amazing and showed my husband how everything worked and what repairs needed to be done. By the time he left, we had a cool house and were able to set up our movers. Thanks to Angie’s list, I found a reputable company that was reliable and efficient. We can rest easy! Thank you!!!"
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+13

Response time3 days
12 neighbors recently requested a quote
Recommended by94%of homeowners
Avatar for JB Comfort Heat and Air Conditions
JB Comfort Heat and Air Conditions
4.6(
52
)

Serving Mastic, NY and surrounding areas

Approved

Super Service Award Winner

In business since 2020

Free estimates

Emergency services offered

"Mr. Joe Buleje gave us Outstanding Service and Professionalism We want to take a moment to recognize Mr. JOE BULEJE for providing truly outstanding professional and exceptional service during our recent air conditioning repair. From start to finish, he was extremely helpful, friendly, and approachable, taking the time to explain everything clearly and answer all of our questions with patience and professionalism. What impressed us most was his deep knowledge and expertise, he diagnosed the issue, offered clear solutions, and ensured the system was running perfectly before leaving. It’s rare to encounter a technician who combines technical skill, attention to detail, and outstanding customer care at such a high level. His professionalism and dedication made what could have been a stressful situation feel completely manageable. He is a true asset to your company, and because of his service, we would gladly recommend your company to anyone in need of reliable heating and air conditioning support. Mr. JOE BULEJE is an excellent technician, and he went above and beyond to make sure our AC was working properly. He was prompt, polite, very skilled, and answered all our questions without getting frustrated. Truly a 10-star professional! My husband and I had a fantastic experience with this skilled technician. He provided top-notch service with a friendly attitude and really the quality of his work and professionalism deserves more than 5 stars so therefore we are giving him 10 STARS. If anyone is looking for an AIR AND HEATING TECHNICIAN HIRE MR JOE BULEJE. He is the BEST!!!! Ask for him by his name. We thank you Mr. Buleje ⭐⭐⭐⭐⭐⭐⭐⭐⭐⭐"
Condenser cleaning
Condenser cleaning
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+11

Response time9 hrs
4 neighbors recently requested a quote
Recommended by80%of homeowners
Chortani Services HVAC
4.6(
193
)

Serving Mastic, NY and surrounding areas

Approved

In business since 1992

Offers commercial services

Customers say: Quick response

"-came on time - curteous service Answer all question Discussed proble with ac system Duscussed reasonal replacement Curtesy check other ac unit for tune up Through in doing job Checked amp usage of ac Checked wire securely Remove old unit Clean up after job done No argument as reasonable offer Overall satisfied service Would recommand to use again for air condition service"
Response time4 hrs
Response rate100%
Recommended by97%of homeowners
Avatar for Surefire Mechanical Corporation
Surefire Mechanical Corporation
4.5(
157
)

Serving Mastic, NY and surrounding areas

Approved

In business since 2013

Free estimates

Emergency services offered

"Called on a Sunday evening and there was a serviceman at my door by 8 AM Monday morning. Mike, the serviceman, was extremely knowledgeable, professional and courteous. Will recommend this company to anyone I know who needs air conditioning or servicing. Thanks again for the speedy service and knowledgeable serviceman who repaired the air conditioner quickly!"
4 Zone Navien Boiler
1st Floor AC System
Hi Efficient Heat and Hot Water
Snow melt sensor
Manifold

+14

Response time10 mins
Recommended by97%of homeowners
Allined Mechanical
4.8(
82
)

Serving Mastic, NY and surrounding areas

Approved

In business since 2020

Free estimates

Emergency services offered

"I was looking to have central air installed and came across Allined Mechanical with very positive ratings. I gave Bill a call and found he was very knowledgeable. He spent plenty of time answering all my questions. In the end I was extremely satisfied with both the price and quality of workmanship."
3 ton system
Unfinished 1 ton
Unfinished
Unfinished
Response time6 hrs
12 neighbors recently requested a quote
Recommended by86%of homeowners
Country Wide Heating & Air Conditioning Corp.
3.9(
10
)

Serving Mastic, NY and surrounding areas

Approved

In business since 1998

Free estimates

Emergency services offered

"The owner showed up on the planned afternoon appointment day and called 20 minutes before arrival. He quickly assessed the problem with my air conditioner. Despite spending over two hours working in my attic, the price he charged was very reasonable and lower than what I anticipated. If I have any future air conditioner problems I will definitely call this owner/company."
Recommended by100%of homeowners
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Showing 1-10 of 418

FAQs for air conditioning projects in Mastic, NY

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 Mastic, NY homeowners’ guide to air conditioning services

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