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Serving Englewood, CO and the surrounding areas

(303) 900-4054

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Professional AC Service in Centennial, CO

When summer temperatures climb across the Front Range, your air conditioning system becomes essential for maintaining comfortable indoor conditions. At Gustafson Heating & Air Conditioning, we understand that reliable AC service goes beyond simple repairs. Our comprehensive approach to air conditioner service encompasses everything from routine maintenance to complex system diagnostics, ensuring your cooling equipment operates at peak efficiency throughout the demanding Colorado summer months. Since 1971, we’ve refined our service protocols to address the unique challenges that Centennial’s climate presents, including rapid temperature fluctuations, dry conditions, and the effects of altitude on HVAC equipment performance.

Regular AC service prevents unexpected breakdowns during critical cooling periods when you need your system most. Our technicians identify potential issues before they escalate into costly repairs, examining refrigerant levels, electrical connections, condensate drainage systems, and mechanical components during each service visit. This proactive maintenance strategy typically extends equipment lifespan by five to seven years while reducing energy consumption by up to 25 percent, according to Department of Energy studies on HVAC efficiency.

Comprehensive Central Air System Maintenance

Central air conditioning systems require specialized attention to maintain optimal performance in Colorado’s unique environment. These systems consist of interconnected components including the outdoor condensing unit, indoor evaporator coil, air handler, ductwork, and sophisticated control systems that must work in perfect harmony. During our service appointments, we perform detailed inspections of each component, measuring airflow rates, testing capacitor functionality, checking compressor amp draws, and verifying proper thermostat calibration. The high altitude and low humidity levels in Centennial create additional stress on these systems, requiring adjustments to standard manufacturer specifications for optimal operation.

Our maintenance protocols include cleaning both indoor and outdoor coils, which commonly accumulate cottonwood seeds, dust, and debris that significantly impact cooling efficiency. We also inspect and adjust blower motor speeds to ensure proper air circulation throughout your home, preventing hot spots and maintaining consistent temperatures across all living spaces. Serving our customers in Highlands Ranch, Englewood, and surrounding areas for more than 45 years has taught us that proper ductwork evaluation is crucial, as even minor leaks can reduce system efficiency by 20 to 30 percent while increasing monthly utility costs substantially.

Advanced Diagnostic Techniques for AC Systems

Modern air conditioning systems incorporate sophisticated electronics and variable-speed technologies that require specialized diagnostic equipment and expertise. Our technicians utilize digital manifold gauges, thermal imaging cameras, and electronic leak detectors to accurately assess system performance and identify issues invisible to conventional inspection methods. These tools allow us to detect refrigerant leaks as small as one-tenth of an ounce per year, measure superheat and subcooling values precisely, and identify electrical issues before they cause component failure.

Temperature differential testing across evaporator coils reveals cooling capacity degradation often caused by dirty filters, blocked returns, or failing components. We measure static pressure throughout the duct system to identify restrictions that force your equipment to work harder than necessary, increasing wear and energy consumption. As a Rheem Team Top 10 Contractor in the United States, we receive continuous training on the latest diagnostic procedures and have access to technical resources that enable us to service even the most complex systems effectively.

Air Conditioner Contractor Near You

Optimizing your AC system’s energy efficiency delivers immediate benefits through reduced utility costs and improved comfort levels. Our service process includes several efficiency-enhancing procedures:

  • Refrigerant charge optimization: We verify and adjust refrigerant levels to manufacturer specifications, as both overcharging and undercharging reduce cooling capacity and increase operating costs
  • Airflow balancing: We measure and adjust supply and return air volumes to eliminate pressure imbalances that strain equipment and create uncomfortable temperature variations
  • Control system calibration: We program thermostats for optimal scheduling and temperature setbacks that reduce runtime without sacrificing comfort
  • Electrical connection inspection: We tighten connections and test voltage/amperage to prevent energy waste from resistance heating at loose terminals

Industry data indicates that properly maintained air conditioning systems consume 15 to 40 percent less energy than neglected units, translating to hundreds of dollars in annual savings for typical Centennial homes. Our highly-trained technicians, and responsive support staff, offer customized solutions to fit your budget, ensuring you receive maximum value from every service visit while extending equipment life and maintaining manufacturer warranty coverage.

Serving Highlands Ranch, Englewood, and surrounding areas

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AC Service, Air Conditioning Service & Air Conditioner Service in Centennial, CO

AC Service in Centennial, CO | Air Conditioner Service

Air Conditioning ServiceAir Conditioner ServiceAC Service ∴ Centennial, CO

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$45 off repair

Customer Reviews

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Gary W.

WOW, what a great job Gustafson Heating and Air Conditioning did for my wife and I. They were professional, fast, and way less expensive than the others we looked into. We really appreciate what they did. It was in the winter when our furnace broke down and they replaced it immediately. They left our home clean and warm and we will appreciate the cool air this coming summer. THANK YOU Mike and your team!

Kristina C.

I received a number of quotes to install a whole home humidifier. Gustafson was amazing from start to finish. I was able to handle everything over the phone without needing an additional in-person quote with a number of upcharges. I spoke to a gentleman who walked me through options by seeing pictures of my setup and was extremely knowledgable on what was necessary to ensure I was getting the correct humidifier for my home. The pricing was extremely competitive compared to the others and was not full of hidden charges. When I called, they were able to get an appointment set up within a week. The service tech was on time, courteous, cleaned up after himself, and walked me through the whole setup.

Svein R.

I got three quotes for a heat pump and gas furnace back-up. Gustafson’s was the most competitive. In addition, Mike McCarthy was, and is, a gem; very knowledgeable and responsive. The other Gustafson employees on the job were courteous and professional. I am very pleased with the equipment and the installation, which was a difficult one. I highly recommend Gustafson!

Meagan P.

Gustafson installed our HVAC system in 2019 and have been so great with service! They’re honest and back up their work. Recently our A/C wasn’t cooling to the set temp. Todd was so kind & diligent in teaching us what to do as homeowners, but also servicing/cleaning the mechanics and we’re back to a nice, cool home just in time for higher temperatures!

Scott H.

Purchased a mini-split (AC / Heat Pump) unsure if I’d be able to install it or not. I installed most of it myself but there were a few technical procedures I didn’t have the expertise or tools to undertake. Dillon came out and finished the job, doing top-notch work and taking in account the aesthetics of the unit inside and out. Very reasonable price as far as I’m concerned. My new go to neighborhood HVAC company.

David R.

Basement flooded. This is where my WFH office is, so it was a big deal. Gustafson sent out Todd to fix it. He got it fixed quickly, and charged me a very reasonable fee. Basement is warm and dry now. I can’t say enough good things about Gustafson.

Steven B.

The technician “Luis” was fantastic as usual. All the services and technicians we have used with Gustafson over 12 years have been prompt, professional, timely and reasonable over the years. I definitely approve of this vendor!!!

William R.

Our furnace went out and our regular company gave us a 2 week window for coming out. We have a RHEEM furnace and needed an authorized RHEEM dealer. I called Gustafson and they came out in 48 hrs. They were so nice and the technician –Dylan–was so helpful that I am switching companies. Really a great experience.

Sonja L.

Absolutely the best!!!! This is an honest company with very professional people working for them. The price for all work is always very fair and very reasonable!!!

Krista B.

I had the whole HVAC system installed by Gustafson about three years ago and recently requested maintenance on the system. Technician Robert Gomez was the tech that responded and he was very personable, easy to talk to, and explained what he was doing to me to service my furnace. I felt like I received thorough service and he provided advice for the future as well. Thank you, Robert!! I hope to be able to request you again in the future to do maintenance on my AC next spring.

Code of Ethics:

  • Providing services at or above accepted industry standards
  • Providing exceptional customer service and supportive, long-term relationships with our customers
  • Ensuring that Honesty and Integrity are the hallmark of all of our business practices and services
  • Improving through continuing education and training

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Our team of expert HVAC technicians are ready to assist you, 24/7. No job is too big or small: We come prepared. Put your worries behind and work with the local experts, Gustafson Heating & Air Conditioning

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Gustafson Heating & Air are expert HVAC professionals trained to take care of any comfort issue you may have!

We’re a Lennox Dealer and are trained to deliver a level of comfort and service that exceeds customer expectations. Because Gustafson Heating & Air understand that actions speak louder than words, instead of just talking quality, we practice it through listening and responding to your comfort needs.

Industry-Leading Products

As partners with the leading name in home comfort, Lennox has the best products available in the industry, including highly efficient systems from the Dave Lennox Signature® Collection made here in the United States.

Highly rated for customer satisfaction

In order to sell Lennox products, Gustafson Heating & Air must consistently meet and exceed customer expectations. To ensure we do that, we are trained to design, install, service and maintain HVAC systems. We are dedicated to achieving complete customer satisfaction and must maintain a 4-star rating among consumers.

Rheem product line

Centennial, CO