Expert Air Conditioning in Fullerton CA

When people in Fullerton CA and the surrounding areas need air conditioning service, repair, or installation, they know to call the experts at GQ Heating and Air. Our company has been helping homeowners and property managers with all of their HVAC system needs for over twenty years. While a lot has changed in that time frame, our number one goal has stayed the same: to provide our customers with top-quality AC service at a fair and reasonable price.

AC Service & Repair

If your AC system ever runs into any issues, our team will promptly answer your requests for AC service & repair. No matter the brand of your HVAC system, our team will arrive at your home on time to diagnose and fix your AC’s problems. In addition to repairs, GQ Heating and Air also offers routine inspections and maintenance to keep your system running smoothly. No matter the situation, our team will provide you with honest advice and options. Call today to learn more!

AC Installation & Replacement

It’s no secret your AC plays a huge role in your home’s comfort, which is why at GQ Heating & Air, we take air conditioning installation very seriously. Customers can end up paying long-term consequences for shady installation. This is why we work with the industry’s top brands of HVAC and fully-trained technicians; we want your AC to work for a long time with minimal needed repairs. Our trained experts will ensure your new unit is properly installed.

As Seen on:

We offer affordable rates for all types of repairs and installations

We go above and beyond for every project to exceed your expectations while providing superior service

✆ 714-389-3925

    Air Conditioning Service

    AC Maintenance

    We provide full maintenance services for your Air Conditioning equipment. We highly suggest yearly maintenance on your Air Conditioning with our VIP Membership Program as well. Click the link below for more information.

    AC Replacement or Repair

    Is your air conditioning system blowing warm air? Is it making a weird noise? No matter what your situation is, GQ Heating and Air provides friendly, fast and professional air conditioning repair or replacement.

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    Heating Services

    Furnace Maintenance (Gas/Electric)

    Your furnace is the heart of your HVAC equipment. Whether you’re using the heat or cold for your home, the furnace is on. Maintenance on your furnace should be at the utmost importance.

    Furnace Repair and Replacement

    Have you noticed weaker airflow? Inconsistencies with heat in your home? A burning smell? Having a technician come out to your home to diagnose your equipment is the first step to repairing or replacing your equipment.

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    Indoor Air Quality Systems

    Air Filtration System

    Did you know that your home’s air quality might be worse than the air outside? If you have any concerns about the air quality in your home, you should give us a call. Let one of our experts discuss the positive impact better air quality can have for you.

    Ductwork Services

    Your ductwork is a crucial component of your HVAC system. GQ Heating and Air offers duct repairs, re-sealing, and declogging by our EPA-certified specialists.

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    Light Commercial HVAC

    Air Conditioning

    Air conditioning is not only pricey, but it's also one of your company's most crucial assets—especially in Southern California. Businesses must be able to offer a cool, comfortable sanctuary for their staff, clients, and customers given the nearly continual sunshine.


    When it's chilly and rainy outside, your business may be in major trouble if it can't keep its customers warm. We have a wide variety of commercial heaters available, along with complete commercial heating repair for all kinds of businesses.

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Professional, Affordable, and Punctual HVAC Services!

If you have any HVAC needs, simply call or text us and we will help you out!

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