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

HVAC Services in Mercer Island, WA

Cloud 9 Heating & Air provides professional HVAC services in Mercer Island, WA, serving residential and light commercial properties. As an exclusive installer of Mitsubishi and American Standard systems and the 2025 Mitsubishi Diamond Contractor of the Year, we deliver reliable cooling solutions tailored to Mercer Island homes and waterfront properties.

Certified and Backed by Leading HVAC Brands

Our HVAC Services in Mercer Island

AC Installation in Mercer Island, WA

Our AC installation services in Mercer Island focus on efficient performance and consistent comfort. We install Mitsubishi and American Standard air conditioning systems designed to provide reliable cooling while maximizing energy efficiency.

AC Replacement in Mercer Island, WA

Our AC replacement services in Mercer Island help homeowners replace older or inefficient systems. We upgrade existing air conditioners with modern Mitsubishi and American Standard units for improved comfort, airflow, and reliability.

Residential AC Installation

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.

AC Replacement Services

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.

AC Installation Rebates & Financing

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.

Why Choose Cloud 9 Heating & Air in Mercer Island

Homeowners rely on Cloud 9 Heating & Air for HVAC services in Mercer Island because of our experience, exclusive brand partnerships, and commitment to quality. Our 2025 Mitsubishi Diamond Contractor of the Year award reflects our dedication to professional service and customer satisfaction.

Licensed & Certified Technicians

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Affordable & Transparent Pricing

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Customer Satisfaction Guarantee

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Testimonials

Honest reviews from our clients who have used our services