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TRUSTED BY DUNCAN, SC HOMEOWNERS

  • Average homeowner rating star icon4.6
    Average homeowner rating
  • Verified reviews icon245
    Verified heating and air conditioning services reviews

Find Heating and air conditioning pros in Duncan

Avatar for Ted Cook Heating Service
Ted Cook Heating Service
4.9(
327
)

Serving Duncan, SC and surrounding areas

Approved

In business since 1989

Free estimates

Emergency services offered

"Diagnosed a leak, recharged the system, and I can sit comfortably in my home again! He was honest and up front, didn't try to gouge me or sell me a service I didn't need. This is the first HVAC tech I've used, and he'll be the only one I ever use."
Trane Air Conditioners
Noritz Tankless Water Heater
Trane Heat Pump
6 neighbors recently requested a quote
Recommended by98%of homeowners
Avatar for Integrity HVAC
Integrity HVAC
4.9(
78
)

Serving Duncan, SC and surrounding areas

Approved

Super Service Award Winner

In business since 2017

Free estimates

Emergency services offered

"Completed the job on time and very efficiently. Very polite and easy to work with. Priced under most HVAC Companies. Would recommend again."
Mini Split Install
Mini Split Install
Heat Pump Upgrade
Heat Pump Upgrade
Additional Photos

+18

Response time9 hrs
25 neighbors recently requested a quote
Recommended by85%of homeowners
Avatar for Pro Heating & Cooling Inc
Pro Heating & Cooling Inc
5.0(
44
)

Serving Duncan, SC and surrounding areas

Approved

In business since 2000

Free estimates

Emergency services offered

"Steve and Lee were great to work with. Super knowledgeable and took great care in their work. I got two quotes and theirs came in the lowest. Have already recommended them to friends looking for HVAC work. If you are looking for work that is done right and at a fair price, this is it."
Response time7 hrs
18 neighbors recently requested a quote
Recommended by100%of homeowners
Avatar for Home Comfort Solutions, Inc.
Home Comfort Solutions, Inc.
4.7(
98
)

Serving Duncan, SC and surrounding areas

Approved

In business since 2007

Free estimates

Emergency services offered

"The tech came out and spent a lot of time trouble shooting my HVAC issues. When the thermostat was determined to be the problem, he left a temp until Nest could mail me a replacement. After leaving a 4 star for quality I was called and harrassed why I didnt leave a 5 star review. I explained my reasoning, but the man on the phone wanted to argue and was obviously perturbed by the 4 star in that area. When I tried to get them to complete the work needed, he generated a quote that was 4x what I ended up paying from another company to avoid coming back out to the house. I didnt appreciate the way the phone calls were handled. The tech who came to the house was very polite, and explained everything to my wife so there was no misunderstandings."
New Heat Pump install
Back of Warehouse
Back of Warehouse
Recommended by91%of homeowners
Bentley's Heating & Air
4.7(
42
)

Serving Duncan, SC and surrounding areas

Approved

In business since 1991

Free estimates

Emergency services offered

"I sent a message through Angies List and they responded almost immediately. I was called and given a 30 minute window of their arrival, plus the technician's name. Then the technician called me when he was on his way. He talked to me then went to work and immediately diagnosed the issue (chipmunk chewed the wiring argh!). He gave me a quote which I felt was quite reasonable and the repair only took about 45 minutes. After that, we spoke further about the Hvac (it's pretty old), he said it seems to be running well but obviously has some age to it. He advised I don't need it replaced but may want to consider some ongoing maintenance. He was nice and professional and answered all of my dumb questions. I would definitely call them again.


"
Response time3 days
11 neighbors recently requested a quote
Recommended by97%of homeowners
Avatar for Chisholm Plumbing, Heating & Air Conditioning LLC
Chisholm Plumbing, Heating & Air Conditioning LLC
5.0(
15
)

Serving Duncan, SC and surrounding areas

Approved

Super Service Award Winner

In business since 2015

Free estimates

Warranties offered

"We recently had a brand new HVAC system installed by Chisholm, and the entire experience was excellent. From the initial consultation to the final walkthrough, their team was professional, knowledgeable, and easy to work with. They took the time to evaluate our home and helped us choose a system that fits both our space and our budget. The installation crew arrived on time, worked efficiently, and made sure everything was cleaned up afterward. They also took the time to explain how the new system works and answered all our questions thoroughly. Since the install, the system has been running smoothly—quiet, efficient, and keeping our home consistently comfortable. We’ve already noticed an improvement in both temperature control and air quality. If you’re in need of HVAC work, I highly recommend Chisholm. They’re honest, skilled, and truly care about the quality of their work and customer satisfaction."
Hvac Install
Hvac Install
Hvac Install
Hvac Install
Hvac Install

+1

Response time8 hrs
61 neighbors recently requested a quote
Avatar for Home Service Nerds HVAC, AC & Furnace Repair
Home Service Nerds HVAC, AC & Furnace Repair
4.4(
236
)

Serving Duncan, SC and surrounding areas

Approved

In business since 2022

Free estimates

Emergency services offered

We are a Local, Veteran & Family Owned HVAC Service and Installation company in Upstate SC. We look forward to providing outstanding customer service and to helping you take great care of your HVAC system, whether that's routine maintenance or replacing your aging inefficient system. We chose education over sales so you are empowered to make the best decision for your home and family. We are told over and over that our "no nonsense" approach is refreshing and our customers appreciate not be "sold to". Feel free to message us to schedule your appointment with a NERD today!

Gas Furnace & Zoning
Dual Fuel System
Heat Pump- Trane
Air Conditioner
6 neighbors recently requested a quote
Recommended by16%of homeowners
Avatar for FIRST CLASS HEATING & AIR
FIRST CLASS HEATING & AIR
5.0(
16
)

Serving Duncan, SC and surrounding areas

Approved

In business since 2024

Free estimates

Emergency services offered

"I highly recommend First Class Home Services for any AC repair and AC installation services. Theyâ re honest, do excellent work and have great pricing!"
A/C System Replacement
Mini Split Installation - Commercial Client
A/C System Replacement
A/C System Replacement
Response time6 hrs
6 neighbors recently requested a quote
Recommended by23%of homeowners
Avatar for Air Today Heating & Cooling
Air Today Heating & Cooling
5.0(
11
)

Serving Duncan, SC and surrounding areas

Approved

In business since 1999

Free estimates

Emergency services offered

"Air today got me fixed up after my AC unit stopped working 18 months after install. When contacting the company that installed the unit, they openly admitted that the unit was installed incorrectly which caused the failure. After quoting us a seemingly high price to fix it, we looked at other options. We contacted Air Today and they got us fixed up quickly for a fraction of the cost! Not only was the cost better, the techs that came on site were knowledgeable and kind. Mark and Keith were thorough in explaining the issues and patient in helping us understand the needs. They recommended several different options to fix the issue at varying price points. The techs were respectful of our home and were careful not to make a mess or track dirt inside. We work with contractors frequently. Mark and Keith were top tier. All four Air Today employees we talked with through the process were helpful and easy to talk to. Would highly recommend Air Today to family and friends!"
New Furnace Installation
25 neighbors recently requested a quote
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Showing 1-10 of 326
Heating and Air Conditioning questions, answered by experts

When an evaporator coil becomes faulty, it can result in various problems within your HVAC system. These problems could include reduced cooling or heating capabilities due to ice formation and obstructed airflow, along with increased energy consumption and higher bills. Additionally, a damaged coil may lead to refrigerant leaks, which are environmentally harmful and decrease overall system efficiency.

Ultimately, if not addressed right away, a bad evaporator coil can even lead to a complete failure of your HVAC system. That’s why timely repair or replacement is crucial to maintaining your family’s comfort and your HVAC’s efficiency.

Ideally, an AC system should never need more Freon (a popular refrigerant) because it circulates in a closed loop. However, refrigerant leaks are not uncommon and may occur gradually over 5 to 15 years. If your system has a leak, it will need to be topped up in a process known as an AC recharge. Signs of a refrigerant leak include weakened AC performance, increased humidity in your home, higher utility bills, and a hissing sound from the unit. The cost of an AC recharge will depend on the size and type of your AC unit, as well as the type of refrigerant it uses.

There are several tell-tale signs that your AC coils need cleaning, including:

  • You’re getting higher electricity bills.

  • Your home doesn’t feel as cool as it usually does.

  • Your AC unit is running longer than usual to cool your home.

  • Your home is more humid than usual.

  • The coil is covered in frost while running.

Yes, you can build a deck over your outdoor HVAC unit, but you need to leave at least 5 feet of vertical clearance above the unit. If you don’t want your deck to be that high off the ground, you could build a floating deck in another part of your yard—again, as long as you leave at least 4 feet of horizontal space between the deck and your AC unit.

There are plenty of different not-so-great sounds to hear from your air conditioning unit, like squealing, grinding, water running, excessive gurgling, banging, and clanking. Each of these sounds can indicate a different malfunction with your unit, so it’s important to have a professional assess the problem before it gets worse.

The Duncan, SC 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.