American Star Total Home Comfort, is a Illinois Heating, Air Conditioning, Heat Pump, Generator and Furnace repair, service, replacement and maintenance Company located in DuPage County and Chicago's Northwest Suburbs. American Star Total Home Comfort will send you only the best technician to fix your air conditioner repair and, gas or propane (LP) furnace and heater repair as well as your air conditioner installation, furnace, boiler replacement, and tankless hot water heaters installation.