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Best heating and air conditioning pros near Cedar Park, TX

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TRUSTED BY CEDAR PARK, TX HOMEOWNERS

  • Average homeowner rating star icon4.6
    Average homeowner rating
  • Verified reviews icon2.1k+
    Verified heating and air conditioning services reviews

Top-Rated Heating and air conditioning pros in Cedar Park - Updated Nov 2026

Avatar for O 2 KOOL REFRIGERATION & A/C
O 2 KOOL REFRIGERATION & A/C
4.7(
584
)
Central A/C - InstallGas Furnace / Forced Air Heating System - InstallDuctless Mini-split A/C - Install or Replace+47 more

Serving Cedar Park, TX and surrounding areas

Approved

In business since 2015

Emergency services offered

Warranties offered

"I can not say enough positive about Chris and Chuck and O 2 KOOL!! Chuck came out in early January to look at my old Trane gas furnace .. he got it going with no trouble. Now today ... during our ice/snow armageddon it went out again. I called and Chris FaceTimed with me .. looked at what was up and talked me through how to relight the system myself. Good news .. I now have heat! I strongly recommend them to anyone who needs help with their heating and cooling system! They not only helped, but assured me .. a 60 yr old woman .. everything would be OK and safe. That is a VERY rare quality!"
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+25

25 neighbors recently requested a quote
Recommended by96%of homeowners
Avatar for COOL CREW ATX
COOL CREW ATX
4.5(
97
)
Central A/C - Service or RepairHeat Pump - Repair or ServiceGas Furnace / Forced Air Heating System - Repair+4 more

Serving Cedar Park, TX and surrounding areas

Approved

In business since 2019

Free estimates

Emergency services offered

Welcome to Cool Crew ATX! Your Trusted HVAC Experts! We provide top-quality heating, cooling, and refrigeration services for homes and businesses. With 30+ years of expertise, Chief Technician Yamel Gonzales and our certified team deliver reliable installations, repairs, and maintenance to keep you comfortable year-round.\n\nWhy Choose Us?\n- Comprehensive HVAC & refrigeration solutions\n- Customer-first approach with integrity & professionalism\n- Energy-efficient systems to cut costs & improve comfort\n- Excellent ratings with 500+ hires in recent years\n\nServices We Offer: Furnace repair/installation, AC tune-ups & replacements, commercial refrigeration, and preventive maintenance.\n\nWhether you need emergency repairs or a custom system, Cool Crew ATX ensures every job is done right. Call 737-637-3900 today to schedule your service and stay comfortable all year long!

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20 neighbors recently requested a quote
Recommended by88%of homeowners
Avatar for PETROCELLI SERVICES, INC
PETROCELLI SERVICES, INC
4.5(
254
)
Central A/C - Install

Serving Cedar Park, TX and surrounding areas

Approved

In business since 1990

Free estimates

Emergency services offered

"I contacted Petrocelli Services and relayed potential HVAC issues raised by a home inspector on a property my wife and I were purchasing in Austin, TX. I spoke with both Krystal Mitchell and owner Joe Petrocelli. We needed the HVAC inspection performed quickly to stay within a 'purchase option' time period. Petrocelli Services were extremely responsive in scheduling, conducting an inspection and assuring us that the home's HVAC system had no issues to be concerned over. Joe Petrocelli the owner personally talked with me and relayed there was no cause for any concerns, but if anything ever arose in the future to keep them in mind :-)… We certainly will keep Petrocelli Services in mind, and have no reservations in recommending them to anyone requiring HVAC service in the Austin area. They are tremendous!!!"
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New Construction
Full System Install

+1

3 neighbors recently requested a quote
Recommended by89%of homeowners
Avatar for INDOOR COMFORT EXPERTS A-C
INDOOR COMFORT EXPERTS A-C
5.0(
19
)
Central A/C - Service or Repair

Serving Cedar Park, TX and surrounding areas

Approved

In business since 2011

Free estimates

Emergency services offered

"Quickly diagnosed problem very knowledgeable and professional not like some of them ac companies that over charge you for unnecessary services. I’m very picky and I highly highly recommend 10 stars. Real cool guy too. Best ac company I’ve ever used I will always use them and refer him to everyone I know"
Round rock
Round rock
Round rock
Austin Tx
Austin Tx

+6

12 neighbors recently requested a quote
Avatar for A-Plus Air Conditioning & Home Solutions
A-Plus Air Conditioning & Home Solutions
4.6(
991
)
Central A/C - InstallElectric Furnace / Forced Air Heating System - InstallGas Furnace / Forced Air Heating System - Install+12 more

Serving Cedar Park, TX and surrounding areas

Approved

In business since 1977

Free estimates

Emergency services offered

"Couldn't have gone better. The tech was on time, friendly and knowledgable. Not only found and fixed the problem quickly, but also educated us on why it happened and what we could do to prevent the same from happening again in the future. If we ever need HVAC help again, A-Plus Energy Mgmt will be my first call."
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+68

Response time1 day
Response rate100%
14 neighbors recently requested a quote
Avatar for Belk HVAC
Belk HVAC
5.0(
12
)
Central A/C - InstallCentral A/C - Service or RepairDuctless Mini-split A/C - Install or Replace+7 more

Serving Cedar Park, TX and surrounding areas

Approved

Super Service Award Winner

In business since 2025

Free estimates

Credit card accepted

"the unit installers (also who gave the estimate) were very professional, personable, and courteous. They worked quickly and efficiently, even working through a couple of supply related snags, to get the job done, as promised. They answered all questions, in plain language...no tech-speak jargon or smoke and mirrors. Job was completed satisfactorily. Highly recommend Noah and Nick!"
Response time10 hrs
Response rate87%
Avatar for TM Air Conditioning and Heating Services
TM Air Conditioning and Heating Services
5.0(
7
)
Central A/C - InstallElectric Furnace / Forced Air Heating System - InstallGas Furnace / Forced Air Heating System - Install+10 more

Serving Cedar Park, TX and surrounding areas

Approved

In business since 1991

Free estimates

Emergency services offered

"Thomas was excellent about responding to our request for an HVAC system bid, and when chosen, they were able to schedule our installation within a couple of days. They asked our needs and made recommendations for the right equipment for our home. The crew was efficient, polite, and neat. I could not ask for more!"
A/C installation
A/C installation
A/C installation
A/C installation
A/C installation

+7

Response time2 days
Response rate100%
7 neighbors recently requested a quote
Avatar for Aire Serv of South Austin
Aire Serv of South Austin
4.7(
12
)
Central A/C - Service or RepairThermostat - Install or ReplaceElectric Furnace / Forced Air Heating System - Repair+7 more

Serving Cedar Park, TX and surrounding areas

Approved

In business since 1992

Free estimates

Emergency services offered

"I've been dealing with HVAC companies in Austin for years and have never been as pleased with the type of service that AireServ South Austin gave me today. The service tech was thorough, friendly, and patient in explaining and answering my questions. He fixed the issue, and now my house is cooling exceptionally well. I will not hesitate to recommend AireServ South Austin to family and friends!"
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Coil Cleaning
HVAC Service
TitleHVAC Repair
Drain Pan Repair

+1

19 neighbors recently requested a quote
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Heating and Air Conditioning FAQs, answered by experts

You can air condition your Arizona room by extending your home’s existing HVAC system or adding a ductless mini-split system. Arizona rooms that have full windows rather than screens only are a better choice for air conditioning—screens will let the cold air out as fast as the air conditioner can make it. 

Condensation forms when warmer, outside air combines with cooler air in your ductwork. This can happen when there are leaks in your air ducts, your HVAC system has a dirty air filter, or there’s a lack of insulation around the ducts. To prevent it from happening, replace your HVAC filters as directed. Also, once every five years, hire a local air duct cleaner to clean and inspect them.

Window AC units use a fair amount of electricity, but significantly less than central AC systems. Because they are more energy-efficient for cooling individual rooms or small spaces, their usage is comparatively low. On average, a window AC unit consumes between 500 and 1,400 watts, while a central AC system uses over 3,500 watts—meaning a window unit uses about one-third of the energy. This typically translates to a monthly running cost of $15 to $40, although this can vary depending on external factors.

To reset your air conditioner, start by turning it off at the thermostat. Then, shut off power to the AC system at the circuit breaker. Some units have a dedicated "reset" button; if yours does, press and hold it for three to five seconds. If your air conditioner doesn't have a reset button, or if you are resetting it after a power outage, leave the circuit breaker off for at least 30 minutes to allow the system to reset itself. Afterward, turn the power back on at the breaker, turn on the AC from the thermostat, and set it to "cool" to test the system.

To keep a window air conditioner in good working order, you should clean the filter regularly, inspect the seals, and store the unit properly during the off-season.

The Cedar Park, TX 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.