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Please contact the business for updated hours/services due to the COVID-19 advisory.

For all of your heating and cooling needs.

General Info
Thank you for choosing Illiana Heating & Air Conditioning Inc. We have been proudly serving Northwest Indiana and the South Chicago suburbs for over 25 years. We were voted "Best In The Region" 2 years running. Our services include: • Replace Equipment • Financing • Repair Your System • Preventative Maintenance • Duct Cleaning • Attic Insulation • Furnaces & Boilers • Air Conditioners • Geothermal • Ductless Mini-split • And so much more Christian owned and operated, we always do everything we can to make our customers part of the Illiana family. No job is too big or too small for us to handle. Call us today!
Regular Hours
Mon - Fri:
Sat - SunClosed
  • Geothermal Heating & Cooling
Payment method
discover, master card, visa, cash
Heating, Ventilating & Air Conditioning Engineers, Air Conditioning Contractors & Systems, Cleaning Contractors, Construction Engineers, Geothermal Heating & Cooling Contractors, Heating Contractors & Specialties, Janitorial Service, Plumbers, Professional Engineers
Other Information

Services: Geothermal Heating & Cooling


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