Our Heating and Cooling Services
Heating
Maintaining high air quality and proper heating in your home is important for the health of you and your family. We are available for all repair, installation and maintenance of furnaces and humidifiers. We also service duct work and are available for duct cleaning
Installation
We are experienced in residential and commercial HVAC installations. Our work is always completed on time, with no unwelcome surprises. Installation services include air conditioning, furnaces, boilers, air purification and more.
Air Conditioning
Chicago summers are HOT! Keep yourself and your family cool and reduce energy costs with efficiently running A/C. Air conditioning repair, installation and maintenance are all core services offered by our incredible McNally's team.
Air Purifying
Keeping your indoor air free of bacteria, mold, dust and other particles is key to keeping your family breathing easy. We are available for air testing, dehumidifer maintenance, duct cleaning and sanitization, humidifer maintenance and more.
Maintenance
Save money and get quality service with the McNally's Pot of Gold Maintenance Agreement. Our maintenance customers get complete heating and cooling season tune-ups, discounts on parts, priority scheduling and exclusive warranty options on equipment.
Emergency
24/7 Emergency HVAC Service. HVAC equipment failures can create extreme discomfort for you and your loved ones. We're here to help in your times of need with lightning fast service.
We aim to please
Once you work with McNally’s, you’ll be a customer for life. For heating, air conditioning, air purification and emergency service, we lead the field in quality, reliability, and pricing. Thank you for your business and your trust.
Don’t just take our word for it…
Rating on Google with over 1000 Reviews!