

Heating Maintenance in Bellevue, WA
Trusted Furnace Tune-Ups in Bellevue
Brennan Heating & Air Conditioning is the company to trust when you require furnace maintenance services for your home in the Bellevue area. As an experienced heating contractor we service all makes and models — we’ll get your furnace or heat pump tuned up fast! As an Angie’s List Super Service Award winner and an accredited member of the Better Business Bureau (A+ rating) you know you can trust us. Looking out for the safety and welfare of our customers is a top priority for us. We’re a locally owned and operated business, and we understand the importance of responding to our customers with a smile. The technicians we’ll send to your door have passed detailed background checks and are qualified to serve you. Rest assured, we can service any type of system! However, our HVAC techniciansare also factory-trained to fix and maintain equipment made by top manufacturers.
These manufacturers include:
- American Standard
- A.O. Smith
- Lennox
- Rheem
- Trane
Bellevue Furnace Maintenance You Can Depend On
The best way to keep your heating system running great for years to come is with regular maintenance. When you schedule a tune-up, our technicians will clean up your system, fix and problems, and get it running in tip-top shape. As an experienced heating contractors, you can trust us to take the best care of you and your heating system.
We service the following types of heating Systems:
- Boilers
- Furnaces
- Heat pumps
- Mini-split units
- And more!
Top-Rated Heater Maintenance in Bellevue, WA
We’re known as the friendly, professional, and hardworking heating company, and we offer competitive pricing on all of our services. We’re an industry leader in heating maintenance, heaterrepair, and furnace installation, so make us your go-to heating and air conditioning maintenance contractor for all your HVAC needs!
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“Our experience from estimate to installation was outstanding! Their price and quality of installation were a great deal. I highly recommend them for any Water Heater, AC, or Heating needs!”- Douglas D.
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“We had Dakota out yesterday for routine maintenance, and he was excellent. We run our heat and ac often. I feel confident knowing Brennan sends out great service to help us and to keep it running well.”- Nichol L.
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“Brennan guys are the read deal. They showed up on time, were very professional, and completed on time and on schedule. They definitely know what they are doing. I would recommend this company to others. Excellent value for money.”- Serghei A.
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“Rick Clements from Brennan made the process easy, straightforward, and clear. I had a lot of questions about which system to choose for my situation, and he helped guide me to the right one without trying to upsell. Definitely recommend.”- Jonathan L.
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“Bryan & Michael arrived early as I requested and worked hard to clean the furnace vents, returns, and ductwork, including the dryer vent. Our daughter had recently used Brennan & recommended the company. I am delighted with the results.”- Janie H.
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“Detail-oriented and their technicians spend time teaching you the system. I also can’t believe they also came back the next day to caulk a tiny hole they made. You get quality with Brennan.”- Marcin N.
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“Great service, Dakota was very polite and helped us understand what was being done. We've used Brennan Heating and Air Conditioning for many years and have always had great service!”- Dianne B.
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“Steven was very knowledgeable, polite, and considerate. Gave me a complete review of what he did and things I might consider in the future. Love Brennan AC services and plumbing too! Had a water heater installed by this company last week!”- Robert B.
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Smarter, Safer, & More EfficientFrom high-efficiency HVAC installs to LED lighting upgrades and surge protection, we’re here to improve the way your home feels—and functions—year-round.
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Award-Winning CareMulti-year Angie’s List Super Service Award winner with an A+ BBB rating, Brennan is Seattle’s trusted partner for top-tier heating, cooling, and electrical services.
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Integrity Meets InnovationFrom certified energy consultants to licensed electricians, our team brings you forward-thinking solutions backed by time-tested values of honesty, reliability, and expert care.
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Trusted Since 1987With decades of experience and thousands of satisfied customers, Brennan delivers worry-free heating, cooling, and electrical solutions with service you can count on.
