Cloud 9 Heat & Air was awarded the 2025 Mitsubishi Diamond Contractor of the Year!
Mini-split air conditioning systems are ideal for homes without ductwork, additions, remodels, older homes, garages, basements, and rooms that need individual temperature control. Ductless AC systems allow you to cool (or heat) specific areas of your home independently, saving energy and improving overall comfort.
Our certified HVAC specialists install top-rated mini-split systems from leading brands known for performance, reliability, and quiet operation.
We ensure:
Proper system sizing for your home
Clean, precise wall-mount or ceiling installation
Seamless setup with minimal disruption
Full system testing for efficient performance
Whether you are installing a ductless AC system for the first time or expanding your home’s cooling zones, our experts help you choose the right model and placement to achieve ideal comfort.
Perfect for:
Homes without existing ducts
Room additions & ADUs
Older homes in Seattle neighborhoods
Basements, garages, offices, and studios
Multi-story homes needing individual zone control
If your current ductless system is struggling to cool, becoming noisy, leaking, or requiring frequent repairs, we provide mini-split AC replacement services designed for better efficiency and reliability.
We replace outdated units with new high-efficiency models that offer improved airflow, temperature accuracy, and quieter performance.
Our replacement process includes:
Removal and safe disposal of old unit
Installation of new system
Line flush, pressure testing, and vacuuming
Smart thermostat / remote setup
Full system performance check
Looking to cool multiple rooms or floors independently?
We install multi-zone mini-split systems that allow every space to have its own temperature setting.
This option is great for:
Homes with inconsistent temperatures
Families with different comfort preferences
Large or multi-level properties
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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A mini split AC is a ductless system that provides both cooling and heating for specific rooms or zones without extensive ductwork.
Each indoor unit can cool one room, but multi-zone systems can cool multiple rooms with separate units connected to a single outdoor compressor.
Most mini split installations are completed in 1 day, depending on the number of indoor units and the complexity of the setup.
Yes, we specialize in replacing mini split systems efficiently while ensuring proper sizing and installation for maximum performance.
Yes, mini splits are highly energy-efficient and allow room-by-room temperature control, helping lower energy bills.
Absolutely! We offer maintenance services and ensure new units come with manufacturer warranties for reliability and peace of mind.
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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