Heating

Maintaining high air quality and proper heating in your home is important for the health of you and your family.

Heating

Maintaining high air quality and proper heating in your home is important for the health of you and your family.

Get ready for winter in Chicago

We’re experts in heating repair, maintenance, installation and parts replacement. Contact us now to schedule work or get an estimate.

  • Duct Work Additions
  • Duct Work Installation
  • Duct Work Repair
  • Furnace Estimates and Sales
  • Furnace Installation
  • Furnace Repair
  • Humidifier Installation
  • Humidifier Service

Emergency service is always available, 24/7/365.

Save even more with our Preventive Maintenance Plan.

No job is too big or too small!

When I purchased a new office for my business in St Charles I bid out my heating and a/c installation. McNally’s was extremely competitive and provided superior value to any of the other companies I’d spoken with. The business owner was very responsive (and I did call at some odd hours initially) and I just thoroughly enjoyed having them do the install. Since then I’ve referred them to several people including my family and they have done other installs for an extremely competitive price and with great service. I’m very happy with them overall and highly recommend.

Justin E. – Geneva, IL