Call Us Today: (618) 465-3731
500 Belle Street Alton, IL 62002
A Tradition of Service Since 1896
Follow us on Facebook for AC service repair near Alton IL.Follow us on Facebook for AC service repair near Alton IL.
For AC repair service in Bethalto IL, call Barrett!


Serving Madison, Jersey & Macoupin Counties Since 1896


From winter's chill through the dog days of summer, our primary goal at Barrett Heating & Cooling, Inc. is to keep your home comfortable for you and your family. But, that's just the beginning. We also offer you peace of mind, ensuring your equipment operates safely. We help you save money on your fuel bills. And, we help deliver relief to those with allergies and many others concerned with the quality of the air they breathe.

Call (618) 465-3731 for 24/7 Emergency Service

This site is specifically designed to help you become an informed consumer when it comes to your home's heating and cooling systems. Go ahead, explore. The pull-down menus make it easy. Not only will you learn how these systems work, but also how to shop smart and protect your investment.


If you're not sure where to find help with a specific question, try our site's Search Engine. Don’t miss the 'Answers and Information' section on our menu to learn about your home's mechanical systems and simple things you can do to save money and get the most from them.

You'll find we take our job seriously & value highly the trust that is placed in us. To understand why we go so far beyond what others do by investing in the extra training and equipment we believe necessary to protect your home and family properly, take a moment to view our 30 second video that explains "why we do it" and "why it matters."
Contact us for your Air Conditioner Unit repair in the Bethalto IL area. Schedule a service call for your duct cleaning needs in Godfrey IL. Meet the team that will repair your Air Conditioner service near Alton IL. See what customers are saying about their AC repair with Bartlett Heating & Cooling in Godfrey IL area. Leave Bartlett Heating & Cooling a review about your recent Air Conditioner repair service experience in Bethalto IL Bartlett Heating & Cooling has provided HVAC comfort services to Bethalto IL for over 100 years.



Barrett Heating & Cooling works with Lennox AC repair products by Alton IL.
Barrett Heating & Cooling works with Amana Air Conditioner products by Alton IL
Barrett Heating & Cooling works with Lochinvar Air Conditioning products near Godfrey IL.
Barrett Heating & Cooling works with Mitsubishi Electric AC products near Godfrey IL
Barrett Heating & Cooling works with Goodman Air Conditioner near Godfrey IL.
Visit Geocomfort and let us install your AC Unit near Alton IL today!


Save on a new Lennox system for your Air Conditioning repair service in Alton IL
Barrett Heating & Cooling Inc is an Illinois residential heating & cooling service, repair, replacement, and maintenance company for your air conditioning, furnace, geothermal, ductless mini split, zoning, tankless water heater, and heat pump needs located in Madison County. Barrett Heating & Cooling Inc. will send you only the technician to fix your air conditioner repair, gas or propane (LP) furnace & heater repairs as well as all air conditioner replacements, furnace replacements, boiler replacements, and tankless hot water heater installations in Alhambra IL, Alton IL, Bethalto IL, Brighton IL, Bunker Hill IL, Cahokia IL, Caseyville IL, Centreville IL, Collinsville IL, Dorchester IL, Dorsey IL, East Alton IL, Edwardsville IL, Elsah IL, Fairview Heights IL, Fidelity IL, Glen Carbon IL, Godfrey IL, Grafton IL, Hamel IL, Jerseyville IL, Kane IL, Kemper IL, Livingston IL, Marine IL, Maryville IL, McClusky IL, Medora IL, Mt Clare IL, Newbern IL, Osterville IL, Piasa IL, Rosedale IL, Roxana IL, Royal Lakes IL, Sayreville IL, Shipman IL, Staunton IL, Troy IL, Wilsonville IL, Wood River IL, and Woodburn IL. To set-up a repair service estimate or replacement estimate, call 618-465-3731 or 618-465-3731. Barrett Heating and Cooling is an authorized factory dealer of many brands and services all furnace, AC, humidifier, filter, thermostat and water heater brands including Carrier, Bryant, Payne, Trane, Lennox, Rheem, Ruud, Amana, Crown, Frigidaire, Gibson, Goodman, Lochinvar, Maytag, Weil McLain, A.O. Smith, Kohler, American Standard, GeoExcel, General, Aprilaire, Honeywell, Daikin, Mitsubishi, Fujitsu, White Rodgers, Dynamic and Skuttle. So when you ask to find "A good air conditioning, furnace, geothermal, ductless mini split, zoning, tankless water heater, and heat pump repair or service company near me," you've come to the right place.
We accept mastercard for Air Conditioning maintenance by Bethalto ILWe accept Visa for Air Conditioning repair by Alton IL.

Our Privacy Policy

Check out our air conditioning and heating on our Google page.

Our knowledgeable staff is here to help you: Call (618) 465-3731 today!