Best HVAC & Furnace Repair in Fullerton

Why These HVAC Professionals?

Our goal is to connect people with the best local experts. We scored Fullerton HVAC Professionals on more than 25 variables across five categories, and analyzed the results to give you a hand-picked list of the best.

Reviewed Curated Top Picks 51 39 21

Our Selection Criteria:

  • 1. Availability

    Consistently approachable and responsive, so customers never feel ignored.

  • 2. Qualifications

    Building customer confidence with licensing, accreditations, and awards.

  • 3. Reputation

    A history of delighted customers and outstanding service.

  • 4. Experience

    Masters of their craft, based on years of practical experience and education.

  • 5. Professionalism

    Providing service with honesty, reliability, and respect.

Read more about our selection process

American Air Heating & Air Conditioning

  • Air Conditioning
  • Furnaces
  • Tune Up
  • Thermostats

Founded in 1988, American Air Heating & Air Conditioning is a locally owned business providing commercial and residential HVAC services near Fullerton. Its technicians use the latest technology to repair air conditioners, and they also provide installation and replacement services. The company annually inspects air ducts for leaks and installs quality programmable thermostats. It offers several preventative maintenance programs that include services such as lubricating all moving parts, monitoring cooling cycles, and testing safety controls.

Orange County, CA


JB Refrigeration, Air Conditioning and Heating

JB Refrigeration, Air Conditioning and Heating is a Buena Park family-owned and operated business that has been serving customers in Orange County and surrounding areas for over 33 years. The business’ services include air conditioning diagnostic inspections, retrofit and new construction, duct design and installation, mechanical packages and walk-in box remodel, refrigeration installation, design, remodel, and retrofit, commercial exhaust system and cooking hood design and installation, and evaporator coil packages. JB Refrigeration, Air Conditioning and Heating offers a maintenance programs and provides 24-hour service. The business’ customers include universities, commercial office buildings, hotels, and data centers. JB Refrigeration, Air Conditioning and Heating is NATE certified. Customers appreciate their communication, prices, honesty, professionalism, and organization.

Buena Park, CA 90620


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