Cloud 9 Heat & Air was awarded the 2025 Mitsubishi Diamond Contractor of the Year!

Seattle’s HVAC Experts Reliable Heating & Cooling for Every Season

Your home should always feel comfortable, no matter the weather outside. At Cloud9 HVAC, we deliver trusted heating, cooling, and air quality solutions in Seattle and surrounding areas. From emergency furnace repair on a cold winter night to installing a high-efficiency AC system before the summer heat arrives, our certified technicians bring skill, honesty, and care to every job.

Certified and Backed by Leading HVAC Brands

Your Local HVAC Partner in Seattle, Bellevue & Beyond

Choosing the right HVAC contractor is about more than fixing a broken furnace or replacing an old air conditioner — it’s about finding a partner who understands your home, your budget, and your comfort needs.

For years, Seattle homeowners have trusted Cloud9 HVAC because we deliver solutions tailored to the Pacific Northwest climate. Our technicians are licensed, insured, and trained to handle everything from routine maintenance to complex installations. We combine technical expertise with transparent communication, so you always know what’s happening with your system.
Whether you’re upgrading to a ductless mini-split, looking for energy-efficient furnace installation, or need fast same-day AC repair, you can count on us to get it right the first time.

Accredited & Trusted by Top Brands

Looking for a Cool and Comfortable Space?
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Our Services

We are dedicated to excellence in HVAC work.

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Top Quality

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100% Guarantee

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HVAC Certificat

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How Our Services Help you

Seattle winters demand reliable heating. We handle furnace repairs, system replacements, and heat pump installations, keeping your home warm and comfortable year-round.

cooling

Seattle summers can bring sudden heat, so a reliable AC is key. With quick repairs and ductless mini-splits for comfort. Regular maintenance keeps your system efficient & stress-free.

Water Heaters

Hot water is essential & we keep your system running reliably. Quick repairs to efficient installations, we’ve got you covered. Regular maintenance ensures year-round comfort without interruptions.

Gas Furnace

Comfort is more than temperature — it’s the air you breathe. We provide air purifiers, humidifiers, dehumidifiers, and duct cleaning to improve indoor air quality and keep your home healthy and comfortable.

HVAC

For new or outdated systems, we provide full HVAC installations tailored to your home. We assess your space, design an efficient system, use top brands, and ensure peak performance for lasting comfort and reliability.

Your Path to an Energy-Efficient Home

Honest & Stress-Free Consultation

We start every project with a no-pressure consultation. Our experts take the time to listen, evaluate your home, and explain your options clearly. No confusing jargon — just honest recommendations designed around your comfort and budget.

Every home is different, which is why we design heating and cooling solutions specifically for your space. From ductless mini-splits to high-efficiency furnaces and AC units, we create systems that maximize comfort while reducing wasted energy.

Our certified technicians handle each installation with precision and care. We don’t just swap out equipment — we calibrate, test, and fine-tune your system for peak performance. Expect professional results with a personal touch that makes the process easy and worry-free.

Upgrading to an energy-efficient system often comes with incentives. We guide you through available rebates, tax credits, and financing options so you can save more while investing in your comfort. Lower monthly bills and upfront savings mean your new system pays off faster.

Our relationship doesn’t end when the installation is complete. With ongoing maintenance, quick response service, and expert advice whenever you need it, you can count on long-term support. With Cloud9 HVAC, you don’t just get new equipment — you get a partner committed to keeping your home comfortable for years to come.

Financing Options

Rebates

Get money back on your new system through special energy-saving programs.

Synchrony

Pay for your HVAC upgrade in easy monthly payments with flexible plans.

Why Choose Us

Delivering Reliable Home Services with Integrity & Care

At Cloud9 HVAC, we don’t just install systems—we build trust. Our mission is to deliver comfort, reliability, and long-term value in every project we take on. From the first phone call to the final installation, we make the entire process simple, stress-free, and tailored to your home’s needs. With us, you’re not just a customer—you’re a neighbor we’re committed to supporting for years to come.
Top Quality Workmanship

Every HVAC system we install is handled with precision and attention to detail. We use only the highest-quality equipment paired with proven methods to ensure your comfort isn’t just temporary - it lasts season after season.

100% Satisfaction Guarantee

Your peace of mind matters most. That’s why we stand behind our work with a full satisfaction guarantee. If something doesn’t feel right, we make it right. With Cloud9 HVAC, your investment is always protected.

Certified HVAC Experts

As a Mitsubishi Diamond Contractor and a Snohomish PUD Registered Trade Ally, our team brings top-level training, certifications, and industry recognition. You can rest easy knowing your project is handled by certified experts who care as much about your comfort as you do.

Our Gallery

 From ductless systems to full furnace installs, our gallery shows real projects across Seattle and surrounding communities.

Ready for Year-Round Comfort? Let’s Make It Happen.

Your home deserves reliable heating, cooling, and clean air — and it starts with one simple step. Fill out the form and our friendly Seattle HVAC team will connect with you quickly to discuss your needs. From the very first call, we provide clear, upfront guidance so you’ll always know what to expect before work begins.

Whether you’re looking for a furnace repair, AC installation, water heating solution, or a full energy-efficient upgrade, we’ll tailor a plan that fits your home and your budget. With Cloud9 HVAC, you don’t just get a contractor — you get a trusted partner committed to reliable service, honest advice, and lasting results.

Don’t wait until the next breakdown or heatwave — start your comfort upgrade today and enjoy peace of mind all year long.


Testimonials

Honest reviews from our clients who have used our services

Frequently Asked Questions

Frequently Asked Questions About Our HVAC Services

Yes — we know heating and cooling problems don’t wait for business hours. That’s why we offer 24/7 emergency HVAC service in Seattle and surrounding areas. Whether your furnace stops working in the middle of a winter night or your AC fails during a heatwave, our technicians are on call to restore comfort fast.

 We proudly serve Seattle, Bellevue, Redmond, Bothell, Kirkland, and the greater King County region. Our service area continues to grow, so if you’re located nearby, give us a call — chances are, we can help.

 Yes. While most of our work is with homeowners, we also provide light commercial HVAC services. From small office buildings to retail shops, we design and maintain systems that keep employees and customers comfortable year-round.

 Not every problem means you need a new system. Our technicians carefully inspect your unit and give honest recommendations. If a repair can extend the life of your system, we’ll do it. If your unit is old, inefficient, or costly to maintain, we’ll walk you through replacement options that fit your home and budget.

 We install a wide range of HVAC systems to match your home’s needs, including furnaces, central AC units, ductless mini-splits, heat pumps, and air purification systems. We work with trusted brands known for reliability and energy efficiency, so you get long-lasting performance and peace of mind.

 Yes — regular maintenance is key to avoiding costly breakdowns. Our seasonal tune-up and maintenance plans include inspections, cleanings, and performance checks that keep your system running smoothly. Preventative care not only extends equipment lifespan but also keeps energy costs low and comfort levels high.

Take the First Step Toward Year-Round Comfort

 Don’t wait for a breakdown. Whether you need repairs, a tune-up, or a full system replacement, we’re here to help.