Alton, Illinois

In Alton, Illinois,  Call Today: (618) 234-4343 

Heating and Cooling Repair in Alton, Illinois

Alton, Illinois trusts Sigman Heating and Air Conditioning to sell, install, repair and maintain heating and air conditioning in residential and small commercial settings. We're family owned and trusted by Alton, Illinois for 25 years. When you call for service or repair we send a technician, not a salesman, focused on a solution that will serve you and save you money. 

Alton, Illinois Heating and Cooling Repair

From Downtown Alton, Illinois to Grafton, Edwardsville and Granite City, Sigman is a trusted name for Southern Illinois air conditioning. We're proud to provide Alton, Illinois with:

  • All model air conditioning and heating service, maintenance and repair in Alton, Illinois
  • Heating and Air Conditioning sales
  • Duct Cleaning
  • Refrigeration and other services

Sigman Heating & Air Conditioning heats and cools Alton, Illinois homes and small commercial businesses. We provide: 

  • All brand furnace and air conditioning repair in Alton, Illinois
  • Trane, Lennox and Bryant Furnace sales
  • Furnace installation and repair service

Alton, Illinois Heating and Cooling Repair

Sigman Heating & Air Conditioning repairs all brands of heating and air conditioning units including gas and electric furnace repair, boiler repair and air conditioner or a/c repair. We sell Bryant, Lennox and Trane furnaces and air conditioners. We also sell and maintain accessories such as humidifiers and air cleaners to enhance the quality of your home's climate.

Alton, Illinois counts on Sigman to provide full service heating and air conditioning repair, sales and installation. We are a trusted HVAC contractor with experience providing Southern Illinois with reliable heating and cooling repair. We are also able to maintain your system and we provide duct cleaning and other services to get more out of your HVAC system. 

Alton, Illinois Air Conditioning Repair

Sigman Heating & Air Conditioning provides central air conditioning sales, services and installation. We are headquartered in Belleville, just south of Alton, Illinois, so all areas of Southern Illinois and St Louis are quickly accessible and familiar to our technicians.

We heat and cool a region of the midwest that experiences extreme fluctuations of temperature and humidity. Sigman has provided and maintained metro east heating & air conditioning for 25 years. Sigman is a leader in forced air as well as alternative methods of heating and cooling, such as geothermal.

We at Sigman Heating and Cooling look forward to serving you. Learn more about heating and cooling repair. Our sales department is always available to serve you and provide you with heating and cooling estimates.