From Installation to Repair, Find the Top HVAC Pros in Diamond Bar, CA

Fenco Heating and Air Conditioning is a family-owned and operated business serving the Inland Empire, Orange County, and Greater Pomona Valley since 1990. We specialize in providing high-quality installation, maintenance, and repair of residential and commercial air conditioning units, as well as heating systems and indoor air quality equipment. Our expert technicians use professional equipment and high-quality materials to ensure fast and clean repairs at a competitive cost. With over 25 years of experience, we guarantee quality service and can provide emergency service 24/7.