HVAC Maintenance
By McMaster Air & Heat
McMaster Air & Heat can help keep your HVAC system running at peak performance with preventive maintenance services near Irvine, CA. Our skilled technicians provide thorough tune-ups and HVAC maintenance that may help extend the life of your system and ensure year-round comfort.
What Does The Process Look Like?
Book an Appointment
To start the process, book an appointment for HVAC maintenance with us by scheduling online or giving us a call.
Evaluation & Estimate
We will assess your HVAC system and recommend the appropriate maintenance services. We will provide a detailed estimate outlining the necessary tasks and costs to ensure your system runs efficiently and reliably year-round.
Perform Maintenance
A certified technician will perform thorough HVAC system maintenance to ensure optimal performance, help improve efficiency, extend the system's lifespan, and prevent future issues.
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.
Furnace Repair & Service
We provide professional furnace repair and service to keep your heating system operating at peak performance. Our certified technicians can identify problems, perform necessary repairs, and fine-tune your system to keep you comfortable all year long.
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)