Heating & AC Repair

Heating & Cooling Services in Mission Viejo

Same-Day Services for Your Heating and Cooling Systems

You rely on your heating and cooling systems to provide you with a certain level of comfort during sweltering summer or frigid winter months. If those systems malfunction, they can affect your quality of life: You may have trouble sleeping on hot, humid nights or be unable to get comfortable on cold days. To maintain your comfort, you want to be sure your systems are working correctly.

Since 1981, our Mission Viejo HVAC technicians have been providing high-quality heating and cooling services to ensure properly functioning systems. Our skilled technicians at can install, repair, and provide maintenance for a variety of systems. We stay current on the latest technologies and products and perform work in accordance with legal requirements.

For high-quality heating and cooling services, call us at (714) 252-7460.

About Our Heating and Cooling Services

Dirty air filters, broken thermostats, bad compressors, refrigerant leaks, and other problems can reduce the efficiency of your heating or cooling system and can increase the cost of your energy bills. For example, a clogged or dirty air filter can reduce airflow, making the system work harder to get your home’s air to the desired temperature. Also, what seems like a small problem can lead to larger issues and result in costly repair bills. Having your system installed and maintained by a professional can help prevent significant problems from occurring in the future.

The services our HVAC technicians provide include:

  • Heater repair and maintenance
  • Furnace installation
  • Heat pump services
  • AC Installation and maintenance
  • Ductless mini split system repair and maintenance
  • AC filter replacements

Providing You with High-Quality Service Is Our Priority

Whether you need routine maintenance on your system, need a new system installed, or need your current system repaired, our reliable Mission Viejo HVAC technicians are ready to help. We provide high-quality heating and cooling services to get the comfort level you want in your home. When you work with us, you are our top priority, and we work hard to guarantee your satisfaction with our services. Check out our coupons to see how you can save money on your next service!

Call us at (714) 252-7460 or contact us online for an appointment with one of our experienced technicians.


Red Carpet Worthy Reviews From Our 5-Star Customers
  • “Eric Young is our hero because he saved our water heating system with our boiler. He diagnosed the problem that 5 other plumbers could not even begin to understand. After diagnosing the problem, he ...”

    - Fantastic Service and Skills---Went the extra miles
  • “Jason was very friendly and helped us out tremendously. Couldn’t have asked for better service!”

    - Mark H
  • “Johnny came out to service my water heater. He was very knowledgeable and efficient. He gave great service with a smile. Thank you, Dial One and Johnny!”

    - Aimee S.
  • “I did a google search and found this plumbing company. I called because I has two issues with my plumbing. The first issue was a garbage disposal and dishwasher that weren't installed properly. Javier ...”

    - Clean, fast, and knowledgeable
  • “Jason came out to finish up the HVAC install job. He arrived promptly and was very courteous. He did the job quickly and meticulously and with a smile. Dial One Sonshine employs top notch workers who ...”

    - Aimee S.
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