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Find Air conditioning pros in Fontana

Avatar for Global Green Solutions
Global Green Solutions
5.0(
248
)

Serving Fontana, CA and surrounding areas

Approved

In business since 2005

Free estimates

Emergency services offered

"Excellent heating and air conditioning repair, replacement, and new installation services! Everything went smoothly and without incident from beginning to end. Before departing, they made sure the system was operating flawlessly, responded quickly, and worked effectively. Excellent service?I heartily recommend them!"
Additional Photos
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+24

Response time3 days
10 neighbors recently requested a quote
Recommended by7%of homeowners
Avatar for Champion Aire Heating and Air Conditioning
Champion Aire Heating and Air Conditioning
4.6(
192
)

Serving Fontana, CA and surrounding areas

Approved

In business since 2000

Free estimates

Emergency services offered

"The team from Champion Aire were professional and did a great job. Anthony,Kim,and Jay worked hard to finish the work in one day. If you are in need of a team of Heating and Air Conditioning specialist call Champion Aire."
Daniel Tai
Mike Gibson
HaPpy Client
Happy Costumer!..
Happy Client

+37

Response time1 day
Response rate94%
Recommended by97%of homeowners
Avatar for MSP Heating and Air, LLC
MSP Heating and Air, LLC
4.9(
327
)

Serving Fontana, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2016

Free estimates

Emergency services offered

"Anthony and Brandon at MSP Heating and Air Conditioning were incredibly helpful, even though they couldn?t service our water source heater. They took the time to assess the system, explained the situation clearly, and didn?t just leave us hanging?they recommended two other companies and even made a call to one of them on our behalf. It?s rare to find that kind of genuine care and effort, and while they couldn?t help us this time, we?ll definitely reach out to them for any future needs. Thanks again, Anthony and Brandon!"
duct job all R-8 ducting
4 Ton GOODMAN Furnace
customer Vlastos
duct job all R-8 ducting
furnace install

+67

Response time4 hrs
9 neighbors recently requested a quote
Recommended by94%of homeowners
Avatar for AR Cooling and Heating, LLC
AR Cooling and Heating, LLC
5.0(
36
)

Serving Fontana, CA and surrounding areas

Approved

In business since 2012

Offers commercial services

Customers say: True professional

"My experience with this company was great, very professional and knowledgeable to the trade he explained the issue and provided me with a solution to prolong the life of my central heating and air conditioning system , there were a few things that were overlooked by the last company I had out and Iâ m so glad I found ARcooling. If I were you I would use him!"
Response time7 hrs
Recommended by96%of homeowners
Avatar for Trabuco Air
Trabuco Air
4.6(
130
)

Serving Fontana, CA and surrounding areas

Approved

In business since 1996

Free estimates

Emergency services offered

"The team from Trabuco Hills Air did a fantastic job. They were thorough, courteous, and extremely professional! Thank you so much to Tim and everyone at Trabuco Hills Air. They were such an amazing pleasure to work with. I truly appreciate all you did for my family and forever grateful for the Nest thermostat. I highly recommend Trabuco Hills Air for all of your Heating/AC needs. Thank you again!!!"
Response time5 hrs
Recommended by94%of homeowners
Avatar for AR Cooling and Heating, LLC
AR Cooling and Heating, LLC
4.9(
54
)

Serving Fontana, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2012

Free estimates

Customers say: Quick response

"Andy and Adrian are friendly and professional. They are punctual and thorough in their work, they make sure that the customer is satisfied with the work done. My husband hired them to install a new air conditioning unit over a year ago and we called them for the yearly routine cleaning now. Their prices are competitive. They are honest. We highly recommend them."
Goodman Condenser
Goodman Indoor unit
New Condensing Unit
4 Ton York
4 Ton Payne Split system

+4

Response time5 hrs
Response rate97%
6 neighbors recently requested a quote
Avatar for THE AC DOCTOR HEATING & AIR CONDITIONING
THE AC DOCTOR HEATING & AIR CONDITIONING
5.0(
79
)

Serving Fontana, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2023

Free estimates

Credit card accepted

"Daniel from AC Doctor Heating and Air Conditioning provided outstanding service from start to finish. He quickly diagnosed the issue with my unit and was able to get everything back up and running the very same day, which I truly appreciated. Daniel was professional, knowledgeable, and took the time to clearly explain what the problem was and how he planned to fix it. His responsiveness, attention to detail, and commitment to customer service really stood out. You can tell he takes pride in his work and wants to make sure the job is done right the first time. I highly recommend AC Doctor Heating and Air Conditioning to anyone looking for fast, honest, and high-quality HVAC service. Excellent experience overall!"
Project installs
Project installs
Response time2 hrs
Response rate98%
6 neighbors recently requested a quote
Avatar for All City Plumbing, Air & Electrical
All City Plumbing, Air & Electrical
4.9(
270
)

Serving Fontana, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2009

Emergency services offered

Warranties offered

"Last night I found that my hot water heater was leaking. I called Anthony (after hours) with the details. He was able to have his team at my house the next afternoon to inspect and then install the new equipment. Chris and Steve showed up on time and got to work right away. They professionally answered all my questions and completed the work in about 2.5 hrs. The price was a bit more than what I was expecting, but then again, I did not have to wait long to get this issue taken care of either (less than 24hrs). I highly recommend this company and will use them again in the future.
"
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+42

Response time10 mins
16 neighbors recently requested a quote
Recommended by97%of homeowners
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FAQs for air conditioning projects in Fontana, CA

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 Fontana, CA homeowners’ guide to air conditioning services

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