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Top-Rated Air conditioning pros in San Tan Valley - Updated Nov 2026

Avatar for Burgos Air, LLC
Burgos Air, LLC
4.8(
87
)
Central A/C - Service or RepairCentral Air Cleaner - Install or ReplaceCentral Air Cleaner - Repair or Service

Serving San Tan Valley, AZ and surrounding areas

Approved

In business since 2018

Free estimates

Emergency services offered

"We were having issues with our A/C not cooling down the house. Martin the owner and Angelo figured out the issue, they made the necessary repairs to our A/C. Now our air-conditioning is working as it should, wonderful. We highly recommend Burgos Air, they are a very honest and a fair company ."
ROOF  TOP INSTALL
ROOF TOP INSTALL
ROOF TOP INSTALL
ROOF TOP INSTALL
ROOF TOP UNIT

+15

Response time4 hrs
Recommended by89%of homeowners
Avatar for Varsity Zone HVAC of Scottsdale
Varsity Zone HVAC of Scottsdale
5.0(
11
)
Central A/C - Service or RepairCentral A/C - Service or Repair - For BusinessCentral Air Cleaner - Install or Replace

Serving San Tan Valley, AZ and surrounding areas

Approved

In business since 2024

Free estimates

Emergency services offered

Varsity Zone HVAC of Scottsdale is a locally, veteran owned business that proudly serves the greater Scottsdale area. We specialize in high-quality residential and light commercial HVAC solutions. We offer expert installation, maintenance, and repair services for all major heating and cooling systems. Our team is also skilled in indoor air quality improvements, including air purifiers and filtration systems, as well as professional ductwork design and installation. Whether you need routine service or a brand-new system, we deliver efficient, reliable comfort with hometown service you can trust.

4 Unit Install
Scottsdale Mini-Split
Package Heat Pump
Mini-Split Install
New Install Work

+1

Response time4 hrs
14 neighbors recently requested a quote
Avatar for All Valley Air, Inc.
All Valley Air, Inc.
4.8(
63
)
Central A/C - Service or RepairCentral A/C - Service or Repair - For Business

Serving San Tan Valley, AZ and surrounding areas

Approved

In business since 2016

Free estimates

Credit card accepted

"Lou contacted me shortly after I entered my info on the Home Advisor site. He came to evaluate the problem the next afternoon, as I was out of town when he contacted me. Lou was able to fix both of my out of service units and restore my air conditioning. My system is 15 - 17 yrs old. When I need a new system I'll contact Lou to hook me up. He was honest and knowledgeable.. Dr Michael Bush - Chandler, AZ"
All Valley Air Inc.
All Valley Air Inc.
All Valley Air Inc.
American standard
Condensor

+72

Response time8 hrs
Recommended by98%of homeowners
Avatar for Valleywide Cooling, LLC
Valleywide Cooling, LLC
4.6(
235
)
Central A/C - Service or Repair

Serving San Tan Valley, AZ and surrounding areas

Approved

In business since 2017

Free estimates

Emergency services offered

"Our experience with Valleywide air conditioning has been A++! It’s the people of their team that earned this rating! I would not hesitate to rehire them if I had another property that required air-conditioning service. Thank you, Valleywide team for your respectable and proficient service!"
New Duct Work
New Duct Work
New Duct Work
New System Install
New System Install

+15

Response time7 hrs
Response rate87%
1 neighbors recently requested a quote
Avatar for Chase Heating & Cooling LLC
Chase Heating & Cooling LLC
5.0(
11
)
Central A/C - InstallCentral A/C - Service or RepairDuctless Mini-split A/C - Install or Replace

Serving San Tan Valley, AZ and surrounding areas

Approved

In business since 2023

Free estimates

Warranties offered

"I highly recommend Chase Heating and Cooling! Chase recently completed an air conditioning installation for me, and I couldn’t be happier with the results. He was professional, honest, knowledgeable, and took great pride in his work. His attention to detail, quality workmanship, and excellent customer service really stood out. It’s hard to find someone this reliable and trustworthy. I would absolutely recommend Chase to anyone needing heating or cooling services. Five stars all the way!"
4-Ton AC Pro Inverter AC
Left side
Right side
1 neighbors recently requested a quote
Avatar for LunAireLLC
LunAireLLC
4.7(
31
)
Central A/C - InstallCentral A/C - Install - For BusinessCentral A/C - Service or Repair+12 more

Serving San Tan Valley, AZ and surrounding areas

Approved

Super Service Award Winner

In business since 2016

Free estimates

Emergency services offered

We specialize in all phases of heating and cooling services, installs, repairs, maintenance, and more! We guarantee your satisfaction, and we won’t leave until the job is done right. We pride ourselves on the quality work we provide, while delivering great customer service! Check out all the services we offer below and call -or- click to schedule a free estimate today!

Heating & A/C Project
Heating & A/C Project
Heating & A/C Project
Heating & A/C Project
Heating & A/C Project

+23

Response time9 hrs
Response rate100%
18 neighbors recently requested a quote
Avatar for Mechanical Brothers Heating & Cooling, LLC
Mechanical Brothers Heating & Cooling, LLC
4.5(
764
)
Central A/C - Service or Repair

Serving San Tan Valley, AZ and surrounding areas

Approved

In business since 2009

Free estimates

Emergency services offered

"The rep knew exactly how to fix my air conditioning problem...and examined why it was not working! He told me how to position all the vents and doors in my home to achieve the best comfort and maintenance of balanced air conditioning throughout my two story home. I would recommend him to any one with any cooling or heating issues. He was quick to respond to my call for service, very pleasant, and entertained any and all of my questions. He also showed me how I was wasting energy And spending too much on my electric bill! Kudos to his service and expertise of airconditioning....most of all his honesty!.."
DENNYS NEW BUILD
BRAND NEW TRANE UNIT
Response time6 hrs
113 neighbors recently requested a quote
Recommended by91%of homeowners
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FAQs for air conditioning projects in San Tan Valley, AZ

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 San Tan Valley, AZ homeowners’ guide to air conditioning services

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