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Out with the old, in with the fly: Welcome to Dragonfly Heating & Cooling - formerly known as All Pro Air!

Heating Repair in Ontario, CA


Call Dragonfly Heating & Cooling at 951-684-0880 for all of your HVAC repair and installation needs.

  • 1,000+ 5-star reviews online

  • Parts & labor warranties

  • Customer satisfaction guaranteed

Cool nighttime temperatures in Southern California mean that a functioning heating system is essential to your family’s comfort. At Dragonfly Heating & Cooling, we offer heating repair in Ontario, CA that you can count on. Our team is dedicated to improving your system’s efficiency and keeping your home warm. Contact us today to learn more about our expert services.

Reliable Service for Our Neighbors

We pride ourselves on delivering exceptional customer service. Our technicians respect your time by arriving promptly, carefully planning routes to navigate the Los Angeles metro area’s traffic. Whether you’re near Ontario International Airport or Bellevue Memorial Park, we’ll reach your home quickly and ready to help.

With decades of steady residential growth in the area, we work on heating systems of all ages. Our team is trained to handle the latest models while using proven techniques for older units, ensuring we can repair any heating system you have.

Signs That Your Heating System Needs Repair

If your home feels colder than usual or your system isn’t working properly, it may be time for heating repair.

Common warning signs include: 

  • Odd noises or unusual odors
  • Non-stop operation or frequent cycling on and off
  • Uneven heating throughout your home
  • Rising energy bills with no clear explanation
  • Yellow or flickering pilot light

If you suspect a gas or carbon monoxide leak, evacuate your home immediately and contact first responders. Once the area is safe, call us, and we’ll address the issue to restore your home’s safety and comfort.

How We Handle Heating Repairs

Our team takes a thorough and professional approach to every repair:

  • Diagnostics and testing: We pinpoint the exact issue and address the root cause to ensure lasting solutions.
  • Common issue checks: We inspect thermostats, filters, and other components to rule out simple fixes.
  • High-quality parts: When replacements are needed, we use parts that meet manufacturer standards.
  • System performance checks: After repairs, we verify your system operates efficiently before leaving your home.

Why Choose Dragonfly Heating & Cooling?

Since 2010, we’ve provided trusted heating repair services to the Ontario community. Our NATE- and NCI-certified technicians deliver fair pricing, transparent estimates, and exceptional results. We treat every job with care, cleaning up the work area and ensuring your satisfaction.

Beyond heating repair, we offer a full range of HVAC services, including cooling system maintenance, heat pump services, and indoor air quality solutions.

Call Us Today for Your Heating Repair

If your heating system isn’t performing as it should, trust Dragonfly to get it back on track! With our satisfaction guarantee, you can be confident in the quality of our work.

Call us today at (951) 684-0880 to schedule an appointment or learn more about how we can help.

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By clicking “Send Message”, I am providing express written consent to receive autodialed and pre-recorded calls, texts, and SMS/MMS with marketing communications from Dragonfly Heating and Cooling regarding home services at the phone number provided above, even if the number is on a corporate, state, or national Do Not Call list. Consent is not a condition to purchase services or products.