Furnace Repair & Service
By McMaster Air & Heat
McMaster Air & Heat is your trusted local expert for furnace repair and service near Irvine, CA. Our skilled technicians provide reliable solutions to keep your furnace running efficiently when it's cold outside. Whether you're dealing with unexpected breakdowns or need a seasonal tune-up, we ensure your home stays warm and comfortable.
What Does The Process Look Like?
Book an Appointment
To start the process, book an appointment for furnace repair and service with us by scheduling online or giving us a call.
Evaluation & Estimate
A certified technician will thoroughly inspect your furnace to identify any issues. After the evaluation, they will provide a detailed estimate outlining the necessary repairs and costs before beginning any work.
Perform Service or Repair
Necessary repairs or service are performed by a certified technician to restore your furnace's efficiency and performance. With their furnace expertise and the high-quality parts they use, rest assured your furnace will provide reliable operation.
Other Services We Provide
AC Repair & Service
We offer professional AC repair and service to keep your air conditioner running efficiently and reliably. Our technicians diagnose issues, perform necessary repairs, and ensure optimal performance for your home’s comfort.
HVAC Maintenance
We provide annual HVAC maintenance to keep your heating and cooling system running efficiently year-round. Regular tune-ups help prevent breakdowns, can improve energy efficiency, and extend the lifespan of your heating and cooling equipment.
HVAC System Installation
Let us ensure reliable comfort and energy efficiency for your home with professional HVAC system installation. We offer high-quality Carrier equipment, precise HVAC installation, and customized solutions to meet your heating and cooling needs.
Trusted HVAC Professional in Irvine
Verified PurchaseExcellent
August 25, 2025
Look no further! After 35 years we finally had to replace our HVAC system. We were fortunate to have two of our neighbors recommend McMaster Heating & Air Conditioning. Ron was at our doorstep with a wealth of information & recommendations. Needless to say, after 35 years we had so many questions. Communication was excellent, and the office staff were always ready to listen and assist us. George & Al did a phenomenal job installing our new HVAC.
Working with Ron and the entire MacMaster team exceeded our expectations.
Thank you, Frank & Chris Woodbridge, Irvine
Christine
Expertise (5)
Solve Problems (5)
Service (5)
Verified PurchaseExcellent and professional services, great resources.
May 07, 2025
Fast responses, great and well organized company. Best owner managerial expertise.
Victor
Expertise (5)
Solve Problems (5)
Service (5)
Verified PurchaseUpgrade to a heat pump
April 09, 2025
Great service, I contacted the company and the owner called me back and worked out a proposal over the phone followed up with knowledgeable technician to verify the Carrier heat pump will work in our house. After installation support was prompt also. We will use them again for future needs.
Albert
Expertise (5)
Solve Problems (5)
Service (5)
Verified PurchaseFantastic Service!!!
January 25, 2023
McMaster is an excellent company to work with. They provide a VERY high level of customer service, they are very responsive, everybody I dealt with is quite personable, and they did a fantastic job installing our new Carrier furnace. I will use them again for any future HVAC needs.
Jeff
Expertise (5)
Service (5)
Solve Problems (5)
Verified PurchaseCool Again in Huntington Beach
August 30, 2022
Ron was very helpful in the design phase, and the crew did an excellent job with the installation, on schedule and on budget.
Brad
Expertise (5)
Service (5)
Solve Problems (5)
Verified PurchaseInstall
October 08, 2018
Great skills and friendly guys.
Richard
Expertise (5)
Service (5)
Solve Problems (5)