73 Degree Heating and Air Conditioning, LLC

Your home and office comfort is our business! 73 Degree Heating and Air Conditioning provides repair, installation, and service for your complete HVAC system in the Crystal Lake, IL, area. Whether you need to update your system to an energy efficient model, or just need to repair your current unit, we are the trusted professionals for you.

73 Degree Heating and Air Conditioning works on all makes and models, and provides service, repair, and installation for the following:

Central air conditioning
Split system/duct lifts AC
Boilers
Furnaces
Heating systems
Rooftop HVAC units
Tankless water heaters
Water heaters

We are a full service company specializing in diagnostics and repair of heating and air conditioning equipment. We service all makes and models of furnaces, central air conditioners, rooftop package systems, boilers and hot water heating systems, hot water heaters, humidifiers, electronic air cleaners, ultraviolet air purifiers, and zone control systems for residential and commercial equipment. We also install all of the above mentioned equipment.