Diamond Air Services

Diamond Air Services, located at 5001 Ontario Mills Pkwy, Ontario, CA, specializes in comprehensive HVAC solutions tailored to your needs. Our services include reliable air conditioning installation and repair, efficient heating system maintenance, and expert duct cleaning to enhance indoor air quality. We also provide emergency HVAC services to ensure your comfort year-round. Committed to exceptional customer service, our certified technicians utilize the latest technology to guarantee optimal performance and energy efficiency. Trust Diamond Air Services for all your heating and cooling requirements, ensuring a comfortable environment for your home or business.