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Avatar for A Maynor Heating and Air Conditioning, Inc.
A Maynor Heating and Air Conditioning, Inc.
4.9(
107
)
Central A/C - InstallCentral A/C - Install - For BusinessCentral A/C - Service or Repair+12 more

Serving Carrboro, NC and surrounding areas

Approved

In business since 1996

Free estimates

Warranties offered

"Just had my first service check up on my heating and air conditioning unit. As was the install the scheduling was easy. The technician called prior to arrival. I met him at the door and he explained everything that the service included. Then he went about his business. The report was concise and I am extremely pleased with his professionalism and manner. I highly recommend Maynor for your installation and service needs."
Additional Photos
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Response time1 day
9 neighbors recently requested a quote
Recommended by100%of homeowners
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Avatar for Carolina Comfort Air Inc
Carolina Comfort Air Inc
4.7(
271
)
Central A/C - InstallCentral A/C - Install - For BusinessDuctless Mini-split A/C - Install or Replace

Serving Carrboro, NC and surrounding areas

Approved

Super Service Award Winner

In business since 2007

Free estimates

Emergency services offered

"Tommy, Justin, and Dre did a fantastic job! We had a new condenser, evaporator coil installed, replaced and upsized some of the duct runs which were incorrectly done by another contractor. Tommy, Justin, and Dre were Courteous, professional. They worked very neatly and cleaned before they left. I would definitely recommend Carolina Comfort Air for any of my future air-conditioning needs!"
Every great HVAC install starts with a solid plan. 📍🛠 Here’s a behind-the-scenes look at one of our walkthroughs—because comfort starts long before the system’s running.
From classroom to career path! 🚀 We love helping students connect the dots between what they learn and where it can take them in the real world.
We’re not just hiring—we’re building careers. 🔧📋 Thanks to everyone who stopped by our booth to learn more about joining the coolest team in HVAC!
Fore the love of HVAC—and a little friendly competition ⛳️ Our Carolina Comfort Air crew hit the greens for a great cause and even better camaraderie.
Our team had a blast showing future HVAC pros how systems work at this outdoor demo. Hands-on learning = lasting impact!

+53

Response time1 day
Response rate100%
27 neighbors recently requested a quote
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Avatar for Air Experts Heating & Cooling
Air Experts Heating & Cooling
4.7(
3,417
)
Central A/C - InstallCentral A/C - Service or RepairCentral Air Cleaner - Install or Replace+2 more

Serving Carrboro, NC and surrounding areas

Approved

Super Service Award Winner

In business since 1986

Free estimates

Emergency services offered

"Trent with Air Experts was professional and explained everything clearly. I highly recommend him when you need a hvac technician."
One of our techs working on a condensing unit.
One of our techs going to a job
One of our installers heading to a job.
Facility
Location

+5

Response time1 day
Response rate100%
32 neighbors recently requested a quote
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Avatar for Comfort Monster Heating & Air / G&M
Comfort Monster Heating & Air / G&M
4.6(
50
)
Central A/C - InstallCentral A/C - Install - For BusinessCentral A/C - Service or Repair+3 more

Serving Carrboro, NC and surrounding areas

Approved

In business since 1978

Free estimates

Emergency services offered

Looking for an affordable, honest HVAC company in Raleigh, NC? Call Comfort Monster — voted IndyWeek's Best HVAC Company in Wake County! Our motto, "Service So Good... It's Scary!", is why customers trust us year after year.\nOur certified technicians average 10+ years of experience and specialize in fast HVAC repair in Raleigh, NC, including A/C repair and heat repair. Our techs earn no incentives for selling you anything — their focus is on helping you make informed decisions, not pushing services you don't need.\nNeed reliable A/C repair, furnace repair, emergency HVAC repair, or a free, no-obligation estimate on HVAC installation in Raleigh, NC? Comfort Monster Heating & Air keeps you comfortable all year, with easy financing available. NATE certified, Carrier Factory Authorized Dealer, licensed and insured.

Carrier System
Best HVAC Company
Central A/C Repair
Heating & Air
Response time9 hrs
15 neighbors recently requested a quote
Recommended by82%of homeowners
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Avatar for R & C Services
R & C Services
4.4(
89
)
Central A/C - Service or RepairCentral A/C - Service or Repair - For BusinessCentral Air Cleaner - Repair or Service+1 more

Serving Carrboro, NC and surrounding areas

Approved

In business since 1998

Free estimates

Credit card accepted

"Very quick response to fix my central air. Very efficient, knowledgeable and courteous. Cost was reasonable. I would definitely recommend this company!"
2 neighbors recently requested a quote
Recommended by97%of homeowners
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Avatar for ARS / Rescue Rooter Durham
ARS / Rescue Rooter Durham
4.3(
72
)
Central A/C - Service or RepairCentral A/C - InstallCentral Air Cleaner - Install or Replace+3 more

Serving Carrboro, NC and surrounding areas

Approved (Corporate)

In business since 1972

Free estimates

Credit card accepted

ARS is a trusted service provider in heating, air conditioning, and indoor air quality. Our courteous HVAC technicians are available 24/7 to provide you with expert service and repair. Our Comfort Advisors are ready to help you make the most effective installation or replacement decisions based on your home comfort needs. We are licensed and insured Estimates provided before work begins Major credit cards accepted. 100% financing with approved credit Residential and Commercial\n

System Installation
214 neighbors recently requested a quote
Recommended by78%of homeowners
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Avatar for Streamline Services, Inc
Streamline Services, Inc
4.7(
735
)
Central A/C - InstallCentral A/C - Install - For BusinessCentral A/C - Service or Repair+12 more

Serving Carrboro, NC and surrounding areas

Approved

In business since 2001

Emergency services offered

Warranties offered

"Streamline Services is my go to place for plumbing and hvac repairs. I always have fantastic and speedy service. My last service call was truly exceptional and worth taking the time to review. I knew I needed my water heater replaced, and also a repair to my air conditioning system. I didn't feel pressured, and the technician answered every question I had, and I did not feel rushed into any decision. From the first phone call, to the time of install, I received nothing but great customer service. I won't call anyone else."
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+2

Response time1 day
21 neighbors recently requested a quote
Recommended by91%of homeowners
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Avatar for 6 & Fix Heating & Cooling, Inc.
6 & Fix Heating & Cooling, Inc.
4.2(
17
)
Central A/C - InstallCentral A/C - Service or RepairCentral A/C - Install - For Business+6 more

Serving Carrboro, NC and surrounding areas

Approved

In business since 1987

Free estimates

Emergency services offered

Trusted HVAC licensed company servicing the Raleigh Durham area for more than 40 years. We pride ourselves on taking care of our customers every heating and cooling need. We offer 24 hour service and offer same day service calls.

Response time1 day
7 neighbors recently requested a quote
Recommended by76%of homeowners
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Avatar for Blue-Collar Heating & Cooling, LLC
Blue-Collar Heating & Cooling, LLC
4.9(
20
)
Central A/C - Service or RepairCentral A/C - Service or Repair - For BusinessCentral Air Cleaner - Repair or Service+1 more

Serving Carrboro, NC and surrounding areas

Approved

In business since 2010

Free estimates

Credit card accepted

We pride our company on reliability, great communication, integrity, and quality work. We strongly believe in giving our absolute best in all of our projects no matter how big or small. We are experts in our trade and will always keep you educated on your particular task or project. We look forward to earning your business!\n

Response time2 hrs
Response rate89%
1 neighbors recently requested a quote
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Avatar for Yellow Dot Heating & Air Conditioning
Yellow Dot Heating & Air Conditioning
4.5(
42
)
Central A/C - InstallCentral A/C - Service or RepairCentral Air Cleaner - Install or Replace+4 more

Serving Carrboro, NC and surrounding areas

Approved (Corporate)

In business since 2009

Free estimates

Emergency services offered

For more than ten years, Yellow Dot Heating, Air Conditioning and Electrical has been one of the areas largest heating and cooling hvac contractors. We strive to provide Triangle home and business owners with top-of-the-line emergency hvac services, emergency hvac repair, sales, and support for the most popular heating and cooling system brands on the market. We know what it takes to provide quality HVAC service and installation to our customers. We are based in Raleigh, North Carolina and also serve the areas of Durham, Cary, Chapel Hill, Apex, Hillsborough, Garner, Wake Forest, Holly Springs, Morrisville, Knightsdale, Zebulon, Clayton, Fuquay-Varina, Wake County, Durham County and more.

10 neighbors recently requested a quote
Recommended by15%of homeowners
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FAQs for air conditioning projects in Carrboro, NC

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 Carrboro, NC homeowners’ guide to air conditioning services

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

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