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Fusion Heating & Air Conditioning

HVAC Companies in Boulder, Colorado
Ranked #7 in Boulder | Grade B-
4.80 (87 reviews)

Fusion Heating & Air Conditioning

Local HVAC provider in Boulder, Colorado offering furnace and AC diagnostics, repairs, and replacements with an emphasis on clear communication and organized installs.

Why Homeowners Choose This Business

Customers note straightforward communication, punctual arrivals, and tidy work areas. Technicians explain options before proceeding and help select appropriate equipment for the home. Many reviews mention responsive scheduling and organized installs Local experience that helps homeowners across Boulder, Colorado compare a more region-aware provider.

Service Area

Boulder, Colorado and nearby Boulder County neighborhoods.

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  • Service information
  • Customer review signals
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  • Public contact information
  • Published local profile

How This Business Compares

A quick local comparison based on review strength, business detail, and local service fit.
  • Shows strong customer satisfaction signals based on review quality and volume.

Trust Signals

Emergency Service - Listed as open 24 hours on Google.

Services Covered

  Renovation Services
  Furnace Repair
  AC Repair
  HVAC installation
  Repairs
  Thermostat troubleshooting
  Drain line cleaning
  Heating system replacement
  Air conditioner replacement
  HVAC Diagnostics
  Indoor comfort
  Boulder HVAC

HVAC diagnostics, furnace repair, AC repair, thermostat troubleshooting, drain line cleaning, furnace and AC replacement, and maintenance checks.


Reviews

Customer Reviews

Emma Reilly
I highly recommend this furnace repair team to friends and family. We had worked with a few heating and HVAC companies before on our older system, but this crew was the easiest to deal with. We scheduled a technician to inspect the unit and…
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I highly recommend this furnace repair team to friends and family. We had worked with a few heating and HVAC companies before on our older system, but this crew was the easiest to deal with. We scheduled a technician to inspect the unit and confirm that our aging furnace and heating equipment were at the end of their life. The tech checked everything carefully, explained that the old system was no longer worth repairing, and took photos and measurements during the first visit so the replacement process would go smoothly. Jonathan from the office sent over a clear quote very quickly, and once we approved it, the installation was scheduled without any hassle. Axel arrived right on time, kept us informed throughout the job, and completed the install in about two days. The work was clean, organized, and efficient, and the house was left in great shape. Even our dogs barely noticed anyone was there. The whole furnace replacement experience was easy, professional, and stress-free.
Penelope Macias
It’s true, it’s all true. Fusion Heating & Air Conditioning really stands out for hvac service. It began with a detailed system evaluation, a clear explanation of how the furnace and air conditioner installation would go, and helpful recomm…
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It’s true, it’s all true. Fusion Heating & Air Conditioning really stands out for hvac service. It began with a detailed system evaluation, a clear explanation of how the furnace and air conditioner installation would go, and helpful recommendations for the best setup for the home. the team arrived this morning, introduced themselves, and stayed very organized and courteous during the entire install process. the new furnace and ac system were installed in just one day, which was impressive, and they cleaned up everything before leaving. jonathan, chris, and axel did excellent work and showed real care for the job. the whole experience felt professional, efficient, and easy from start to finish. They really know heating and cooling systems and how to make the installation smooth for the customer. Definitely a service you can rely on for quality hvac work in Boulder.
Ray Pace
Fusion Heating & Air Conditioning was very professional, kind, and truly cared about fixing my furnace problem. Chris and Eddie replaced the motor in my furnace and even checked a few different suppliers to find the best recommended part fo…
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Fusion Heating & Air Conditioning was very professional, kind, and truly cared about fixing my furnace problem. Chris and Eddie replaced the motor in my furnace and even checked a few different suppliers to find the best recommended part for my system. I really appreciated the extra effort to get the right furnace motor instead of taking shortcuts. The pricing was fair, and they explained the repair in simple terms so I knew exactly what was being done. I also signed up for the protection plan for my furnace, hot water tank, and central air, and the monthly cost is very affordable. They did an excellent job at my home in Boulder, and I would gladly recommend them to anyone needing furnace repair or HVAC service.
krista bruce
Always on time, polite, and very knowledgeable. They did a great job explaining the heater system, thermostat issues, and the repair process in simple terms so I knew exactly what was going on. On one visit, they diagnosed a thermostat erro…
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Always on time, polite, and very knowledgeable. They did a great job explaining the heater system, thermostat issues, and the repair process in simple terms so I knew exactly what was going on. On one visit, they diagnosed a thermostat error code, corrected the wiring, and also cleaned out the drain line while they were already there. They pulled a lot of buildup from the line, and that extra heater and HVAC service was a great bonus I was not expecting. At another service call for my rental property, they found a bad capacitor on an older heating and cooling unit and also handled routine maintenance. The price was fair, and I was very happy with the result. They also came out to inspect an older garage mini-split and found a system leak. Chris explained my options clearly, including recharging the system or replacing the unit, and never pressured me. I chose to recharge it for now and monitor how it performs before making a replacement decision. Every visit has been professional and helpful. They arrive when promised, answer all my questions, and take the time to teach me a few useful things about heater repair and system care. I have been a repeat customer and have had consistently positive service each time.
Anthony B
Amazing team! They always respond fast, usually within 24 hours of our call, and they show up on time or even early. They installed a new furnace and AC system for us very quickly and kept the whole work area clean from start to finish. Sin…
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Amazing team! They always respond fast, usually within 24 hours of our call, and they show up on time or even early. They installed a new furnace and AC system for us very quickly and kept the whole work area clean from start to finish. Since we have a 5 month old at home, they worked hard to get the heating and cooling replacement done as soon as possible, which really helped our family stay comfortable. Eddie, Axel, and Chris handled the installation, and Eddie was also the technician who first came out, checked the system, and explained that we needed a new unit. Everyone was friendly, professional, and easy to talk to. They clearly explained the repair and install process, how the new HVAC system would work, and what to expect during the appointment. The office staff was also very helpful and kind. When the inspection window was broad, they kept us updated on our place in the schedule, which made it much easier to plan our day. Highly recommend for AC repair, furnace replacement, and overall HVAC service.

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Frequently Asked Questions

They handle heating and cooling diagnostics, repair, and full system replacements. Recent customer feedback mentions furnace motor replacements, thermostat fixes, drain line cleaning, and complete furnace and AC installs.

Several reviewers noted responses within about a day and punctual arrivals. Actual availability varies by season and workload, so calling ahead is recommended.

Reviews consistently mention clear explanations and organized proposals before installation or repair. You can expect the technician to outline options and costs prior to proceeding.

Technicians are reported to evaluate system condition and explain when an older unit may no longer be cost-effective to repair. They also provide recommendations for equipment sizing and setup when replacement makes sense.

Customers frequently mention tidy, organized work and cleanup after installations. Crews typically protect the area and remove debris when the job is complete.
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Opening Hours


  • Monday Open 24 hours
  • Tuesday Open 24 hours
  • Wednesday Open 24 hours
  • Thursday Open 24 hours
  • Friday Open 24 hours
  • Saturday Open 24 hours
  • Sunday Open 24 hours

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Business Details


Business Rating
4.80 (87 reviews) Pro Listing
Address
2005 Pearl St, Boulder, CO 80302
Business Type
HVAC Contractor

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