Frinj Energy - Heating & Air Conditioning, Inc. is a professional HVAC company in the Corona, CA area with more than 20 years of experience. Whether you need HVAC repair or installation, our team will ensure that your HVAC system is running efficiently. We can also help with the most energy-efficient replacement for your existing system! We provide heating and air conditioning, heat pump services, indoor air quality, ductwork and more and are available 24/7 for emergency service. Call now!