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TRUSTED BY DENVER, NC HOMEOWNERS

  • Average homeowner rating star icon4.7
    Average homeowner rating
  • Verified reviews icon828
    Verified heating and air conditioning services reviews

Find Heating and air conditioning pros in Denver

Avatar for GSM Services
GSM Services
4.7(
103
)
Central A/C - InstallElectric Furnace / Forced Air Heating System - InstallGas Furnace / Forced Air Heating System - Install+22 more

Serving Denver, NC and surrounding areas

Approved

In business since 1927

Free estimates

Emergency services offered

"I called GSM inquiring about their HVAC and insulation services. I also asked if I could have someone perform a Manual J load calculation (surprise to me, the Manual J calc was free!) as I felt that my existing heat pump was sized too small for my home (2.5 ton dual-zone single stage heat pump for 2200sq ft 2-story house). We agreed on an appointment time, and they sent Kelly out to my house. Kelly was very nice and professional, and did a thorough job explaining what all could be done and what my options were. Due to having so little room to work inside of the mechanical closest, you would have to remove the air handler completely just to wrap all of the duct work. Since I would be removing the old air handler that was 8 years old anyway, I decided to replace the entire system with a new Amana 3-ton 18 SEER dual-zoned heat pump. Kelly also told me they could seal up the hole & the mechanical closet so that hot air could no longer enter that space as well. I agreed to their quote, and they came out a week later (it would've been sooner but GSM wanted to make sure that the new system was designed properly, so they had to architect and design the layout of the new equipment to fit the small space) to do the work. Owen and Jason came out to perform the installation. They were both very professional & thorough, and they did an excellent job with the swap out & installation of the new heat pump. When GSM told me that it would take two days to do the work, I was prepared to be miserably hot trying to sleep at night with no air conditioning. Not only did GSM bring a portable AC unit for me use that evening so that wouldn't be the case, Owen and Jason actually got the heat pump wired and working the first day so I had full AC that evening, and the portable unit wasn't needed! They also insulated the attic space & mechanical closet with spray foam and foam board so the hot attic air will no longer be an issue. All in all, my experience with GSM has been great! They've been easy to communicate with throughout the entire process, they did an excellent job with the installation of the new equipment, and now I can rest easy knowing that everything has been taken care of!"
New Air Conditioners
AC System Replacement in Charlotte, NC
Dust and debris from ductwork pulled into the duct cleaning machine
Dryer Vent Cleaner Charlotte, NC
Ductless Mini Split Installation

+66

Response time1 day
50 neighbors recently requested a quote
Recommended by96%of homeowners
Avatar for Brothers- ARS Air, Heat, and Plumbing
Brothers- ARS Air, Heat, and Plumbing
4.4(
188
)
Central A/C - Service or RepairCentral A/C - InstallHeat Pump - Install or Replace+6 more

Serving Denver, NC and surrounding areas

Approved (Corporate)

Super Service Award Winner

In business since 1995

Free estimates

Credit card accepted

"Chose Brothers via Angi to determine our heat pump problem. Their assessment led us (given it's age) to decide to replace the system. I obtained multiple quotes and Brothers was priced the best. They promptly installed a new system. All of the guys involved like Matt, Andrew, Shawn & Jamal (forgetting the electrician and another tech guys name, but they all) did an excellent job. I would highly recommend using Brothers for your HVAC needs."
System Installation
397 neighbors recently requested a quote
Recommended by71%of homeowners
Avatar for NuBlue Air
NuBlue Air
4.4(
52
)
Central A/C - InstallElectric Furnace / Forced Air Heating System - InstallGas Furnace / Forced Air Heating System - Install+47 more

Serving Denver, NC and surrounding areas

Approved

In business since 2017

Emergency services offered

Warranties offered

"My husband was outside and noticed that the unit was smoking.  He ran in and turned the system off and asked me to find a good company to call.  Of course I went straight to angies list and found Cool Comfort.  They had a good rating and they were local so I called. They came out within 2 hours and checked the unit.  They guy was so nice and friendly and fixed the unit.  We were really worried because it was an old unit and we were afraid he was going to say it was too old to fix.  It was a great experience with a great serviceman.  We have finally found a company that we will use again and again!
"
HVAC Installation Services
Vent & Duct Cleaning
Indoor Air Quality Solutions
Thermostats
HVAC Maintenance

+36

Response time1 day
8 neighbors recently requested a quote
Recommended by95%of homeowners
Avatar for Greenwing Electrical
Greenwing Electrical
5.0(
11
)
Central A/C - InstallElectric Furnace / Forced Air Heating System - InstallGas Furnace / Forced Air Heating System - Install+47 more

Serving Denver, NC and surrounding areas

Approved

Emergency services offered

Credit card accepted

Customers say: True professional

"Jason has done multiple projects for me. Some were planned, some were emergencies . In all cases, Jason was here promptly and did a phenomenal job. He is friendly, fairly priced and works quickly and efficiently. I will definitely use him anytime I need any HVAC or electrical done."
Electrical Project
Electrical Project
Recessed lights and pendant lights
Additional Photos
Mocksville

+3

Response time2 days
19 neighbors recently requested a quote
Recommended by90%of homeowners
Avatar for Guardian Heating and Cooling
Guardian Heating and Cooling
5.0(
10
)
Central A/C - InstallHeat Pump - Install or ReplaceHeat Pump - Repair or Service+6 more

Serving Denver, NC and surrounding areas

Approved

In business since 2024

Free estimates

Emergency services offered

With years of hands-on experience and a commitment to reliable comfort, we specialize in heating, ventilation, and air conditioning solutions tailored to homes and businesses alike.\n\nOur legacy is built on honest service, skilled craftsmanship, and personalized care. Whether it’s a simple repair or a complex installation, we treat every customer like family and every project like it’s in our own home. From emergency services to routine maintenance, we’re here when you need us most—rain or shine, hot or cold.

Founders
Install
Goodman
Goodman
Gree

+4

Response time4 hrs
Response rate98%
22 neighbors recently requested a quote
Avatar for Accu-Rite Services Inc
Accu-Rite Services Inc
4.8(
20
)
Central A/C - InstallDucts & Vents - Install or ReplaceElectric Furnace / Forced Air Heating System - Install+47 more

Serving Denver, NC and surrounding areas

Approved

In business since 2010

Free estimates

Warranties offered

"They are so great.  From Samantha who answered the call, to Steve who came out for repairs they made me feel like my job was the only thing important to them at the time.  When I called back a couple weeks later looking for a written statement of what the professional had done to provide the buyer, they obliged.  I had the information emailed within minutes.  If I was staying in NC I would serisouly use them for all of my HVAC needs without hesitation!  I will recommend them to all of my friends any family."
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+2

4 neighbors recently requested a quote
Recommended by100%of homeowners
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Heating and Air Conditioning questions, answered by experts

While personal preferences widely vary, sleep experts say the best temperature for sleeping is between 60 and 67 degrees Fahrenheit rather than 78. If you do choose to sleep with your AC unit tuned to 78 degrees, you might want to use only a sheet or light blanket rather than a comforter. You might also consider installing a window unit in your bedroom so that you can be cooler in bed without wasting energy cooling the whole house.

Yes, high-efficiency models reduce environmental impact with lower energy use.

Choosing a unit with higher BTUs can use more electricity if the BTUs are more than what’s necessary for your room size. However, choosing an AC with BTUs that match the size of your room or house, your unit will cool your space efficiently. On the flip side, choosing a system with not enough BTUs can cause the system to work harder to try to cool the space, leading to more electricity consumption and higher energy bills.

You should flush your AC drain line once every three months to keep it clear of debris and buildup. Keeping your AC drain line clean prevents clogs, backups, mold growth, and extra wear on your AC unit. If you live in a humid area or have several furry pets, up your cleaning schedule to once a month.

A common HVAC rule is that for every 500 to 600 square feet of living space, you need 1 ton of heating or cooling capacity. Now that you know this common rule, you also need to know that it isn’t very accurate, and a dedicated pro wouldn’t use it for your home. If you talk to a pro who won’t or can’t perform a proper Manual J calculation, consider hiring someone more thorough.

The Denver, NC homeowners’ guide to heating and air conditioning services

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