Cloud 9 Heat & Air was awarded the 2025 Mitsubishi Diamond Contractor of the Year!
Your home’s HVAC system plays a key role in keeping your indoor environment comfortable throughout every season. Whether you’re installing a new system for a recently built home or replacing an older, inefficient unit, our certified technicians ensure your HVAC setup is done right — the first time.
We specialize in high-efficiency HVAC system installation and replacement, helping homeowners reduce energy costs while maintaining consistent indoor temperatures. Our team evaluates your home’s layout, size, insulation, and usage needs to recommend the best system for performance and comfort.
If your current HVAC system is struggling to heat or cool evenly, making unusual noises, or causing higher energy bills, we can help you upgrade to a modern, energy-efficient solution. Today’s HVAC systems operate quieter, provide better airflow, and use less energy — giving you comfort and savings you’ll notice right away.
We follow a clean, careful installation process — from removing old equipment to configuring your new system — ensuring optimal airflow, proper venting, and efficient operation. With transparent pricing, honest recommendations, and dependable service, we make upgrading your HVAC system simple and stress-free.
Complete system assessment and sizing guidance
Removal and safe disposal of old equipment
Professional installation of heating & cooling units
Thermostat setup and controls configuration
Full performance testing for maximum efficiency
We design and install complete HVAC systems for dependable heating and cooling year-round. Ideal for new homes, remodels, additions, or upgrading outdated systems.
We replace old or underperforming HVAC systems with modern, energy-efficient models that improve comfort, reduce noise, and help lower monthly utility costs.
We specialize in residential AC installation, ensuring your home stays cool, comfortable, and efficient. Every installation is done by certified professionals using top-quality materials and equipment.
When repairs are no longer cost-effective, our AC replacement services provide a seamless upgrade to a modern system. Enjoy improved cooling power and lower operating costs.
Make your investment more affordable with available AC installation rebates and financing options. Our team helps you find local energy programs to save on upfront costs.
Trusted experts delivering reliable heating & cooling solutions for comfort in every season.
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If your current system is over 10–15 years old, needs frequent repairs, or struggles to heat/cool your home evenly, it may be time for a new HVAC installation.
Most installations are completed within 1 day, but larger systems or additional ductwork may take slightly longer.
Yes, we offer high-efficiency HVAC units designed to reduce energy usage, increase comfort, and lower monthly utility bills.
Absolutely. New systems offer better filtration, ventilation, and humidity control, helping create a healthier indoor environment.
Yes, we safely remove and dispose of your old unit and handle all necessary cleanup.
Yes, all new HVAC systems come with manufacturer warranties, along with our service and workmanship guarantee.
At Cloud9 HVAC, we’re proud to bring reliable heating, cooling, and air quality services to homeowners throughout the Greater Seattle area. Whether you’re in Bellevue, Redmond, Bothell, or Kirkland, our certified technicians are ready to deliver comfort and care you can count on backed by integrity, expertise, and local experience.
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