Crystal Heating & Cooling has been serving the St. Louis area since 1965, providing comprehensive heating and cooling solutions for both residential and commercial clients. The company offers a wide range of services including air conditioning installation, repair, and tune-ups; furnace repair; duct cleaning; indoor air quality solutions; and emergency HVAC services. As a Carrier Authorized Dealer, Crystal Heating & Cooling is committed to delivering energy-efficient and reliable products, ensuring customer satisfaction with a 100% Satisfaction Guarantee.

With a fleet of over 40 rapid response trucks and multiple locations throughout the region, Crystal Heating & Cooling prides itself on its fast and dependable service. The company has received numerous awards for its excellence in HVAC services, including multiple Carrier Presidents Awards. Their focus on customer care is evident through various maintenance plans designed to enhance system performance and reduce long-term costs while contributing to environmentally friendly practices.