Trusted Home Services Across the Puget Sound Since 1987
HVAC Contractor in South Hill, WA
Get help tackling your heating and cooling needs from the top HVAC contractor in South Hill, WA, when you call Brennan Heating & Air Conditioning. Your furnace and air conditioner work hard to combat the temperatures outside so you can stay comfortable in your home, but you’ll need occasional help from a professional to keep these systems running.
Whether you need repair service, replacement, or routine maintenance, we are the premier heating and cooling contractor in the area and will make sure your systems are ready for whatever Mother Nature brings.
Energy Consultation
Trusted HVAC Company for Repairs in South Hill
If you aren’t getting the hot or cold air you need from your HVAC system, you need professional help. Many things can go wrong inside your heating and cooling system, causing minor problems such as insufficient airflow or major inconveniences like no airflow at all. No matter the issue, our technicians take a deep dive into your system to find the cause of the problem and make a concise diagnosis. We then tackle repair service with expertise, knowing how much you rely on your furnace and air conditioner for home comfort.
Service That Speaks for Itself
See Why Western Washington Homeowners Love Brennan
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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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“The install team was great. They were all experienced and really enjoyed their jobs, and it showed. I love our new Carrier 38MURA hvac system already, and it's not even hot out yet.”- Melissa R.
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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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“The service was extremely professional, courteous, respectful, and knowledgeable. We loved Dakota & Brian!”- Lloyd N.
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“Excellent and efficient service. Brayan Rodriguez and Giovanni did a great job. Brennan will be my go to for services needed”- Diane V.
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“The services provided by the Brennan staff were outstanding. Sergio & James were on time, completely explained the 5 W's before starting, they were efficient, cleaned up as they worked, explained how each part of the system functioned.”- Steve S.
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“I had Brennan come today to clean my air ducts. Since this was the first time having it done, it was reassuring to know it’s a pretty simple & fast process, and totally affordable. You're always in good hands with them.”- Sandy M.
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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.
Service You Can Rely On. People You Can Trust.
A member of our team will be in touch shortly to confirm your contact details or address questions you may have.
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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.
Ways To Save With Brennan
From flexible financing to energy-efficient upgrades—we make comfort more affordable.
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Flexible FinancingDon’t let budget concerns delay your comfort. We offer trusted financing options to help you move forward with confidence. -
Current SpecialsWhether it’s seasonal savings or limited-time discounts, we’ve always got a way to help you save more.
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Energy RebatesEligible HVAC upgrades could qualify for big rebates under the Inflation Reduction Act. Let’s help you save while going green.
Expert Heating and Cooling Installation
Most well-maintained HVAC systems give you 10-20 years of top-quality heating and cooling. Once your system reaches an advanced age, you might note decreased efficiency and lowered reliability. When this time comes, our technicians are ready to help with replacement services. We offer a variety of options for your new system and ensure the one you choose fits your home. We carefully place the new system after taking out the old one and make sure all utilities and ductwork are securely attached. We also test-run the system before leaving your home, ensuring everything is in good working order so you can regain optimal comfort.
Energy Consultation
Complete Heating and Cooling Maintenance
Keeping your system in top shape requires routine maintenance and tune-up services. Our professional HVAC technicians recommend scheduling maintenance annually to stay on top of the system.
As a skilled heating and cooling contractor, our technicians comb through your system during your annual maintenance visit:
- Visual inspection
- Clean dust and debris out of furnace
- Clean AC coils
- Lubricate moving parts
- Clear condensate drain
- Check and refill refrigerant as needed
- Assess for even and sufficient airflow
- Check for unusual sounds and smells
- Test safety controls
- Inspect electrical and gas connections
Regular maintenance helps lower the risk of unexpected breakdowns and costly emergency repair services. Maintenance and tune-ups also improve the efficiency of your system, keeping your heating and cooling costs down. With a well-tuned system, you’ll have a less stressful workload for your furnace and AC, leading to a longer life for the system.
Stay comfortable all year long in your South Hill home when you schedule heating and cooling services with the top HVAC contractor in town. Call Brennan!
From food banks to foster care, Brennan is proud to give back to the communities that trust us with their comfort.
