Heating & Cooling Specialists Servicing Trenton, IL and Metro-East Area
We Continuously Exceed Our Customers’ Expectations
Losing the heating or cooling in your home can be frustrating. They tend to break just when you need them the most. If you notice problems with your system, it’s time to call a local HVAC contractor that can diagnose your problems and provide the repairs that you need. At Baer Heating & Cooling, Inc., we provide commercial and residential service to home and business owners in Clinton, Madison, St. Clair and Washington County in Illinois. Established in 2006, our family-owned business takes pride in quality service at affordable rates. Get started with a free estimate by calling our staff today!

Click to view more of our reliability factors
Our Mission
We Repair & Provide Service On All Manufacturer Makes & Models
Residential Heating & Cooling
Make Baer Heating & Cooling, Inc. is your first call for all residential air conditioning and heating problems. From major repairs to simple seasonal maintenance, we’re the Metro-East area’s one-stop shop for the very best in home comfort.
Commercial HVAC Services
Are faulty comfort systems driving customers away from your business? It’s time you spoke with a commercial HVAC specialist that has the knowledge and know how to provide just what you need. At Baer Heating & Cooling, we provide commercial HVAC services.
Refrigeration Services
From large chains to corner cafés, it’s important to know a local refrigeration specialist that has the knowledge and experience to fulfill all of your needs. At Baer Heating & Cooling, Inc., we provide commercial refrigeration services to business owners in Trenton, IL.
Indoor Air Quality
Have you noticed your allergies acting up? Does dust seem to pile up faster and faster? It’s time to call a local HVAC contractor that specializes in indoor air quality. We provide indoor air quality solutions for homes and businesses in Trenton, IL and all surrounding areas.
Maintenance Plans
Regular checkups and maintenance will ensure fewer repairs and a longer lifespan for your HVAC system. At Baer Heating & Cooling, Inc., we give our customers the option of signing up for service agreements that ensure their systems are in tip-top shape throughout peak season.
Products Available
Based in Trenton IL, we serve customers all over the Metro-East area in Southwestern Illinois. Large commercial and industrial equipment is available. Please call our staff to discuss your building layout and your needs so we can provide you with the best options.
Recent News

Troubleshooting Common Noises from Your Air Conditioner in Highland, IL
A properly functioning air conditioner keeps your Highland, IL home cool and comfortable, but strange noises can indicate underlying issues. Identifying the source of these

The Best Time to Schedule HVAC Maintenance in Troy, IL
As the seasons change in Troy, IL, so do our HVAC maintenance needs. A well-maintained HVAC system is essential for ensuring comfort in our homes

Why You Should Get A Commercial HVAC Tune-Up in Trenton, IL
If you are the owner of a commercial building in Trenton, IL, it is important to remember to have your HVAC system tuned up regularly.

Preventing Carbon Monoxide Buildup in Salem, IL
As the owner of a gas furnace in Salem, IL, you know how important it is to make sure that the carbon monoxide is not

Qualities of A Professional HVAC Technician in New Baden, IL
If you are keeping up with the maintenance of your AC unit, you will need to find a reputable local company in New Baden, IL

How Dirty Air Ducts Affect Your Health in Nashville, IL
If you are a homeowner in Nashville, IL, then you should know how important it is to have your air ducts cleaned regularly. Having clean