McNally's Heating and Cooling

McNally’s Heating and Cooling is an award-winning HVAC provider proudly serving the heating, air conditioning, HVAC maintenance, installation, repair, air quality, and emergency service needs of our communities. We’re dedicated to delivering reliable comfort and exceptional customer service, and we’re proud to be the trusted choice for HVAC and HVAC repair in Algonquin, Lake in the Hills, and throughout McHenry County.

• About Us
• HVAC Maintenance Services
• Heating
• Cooling
• McNally’s Promotions

• David Purdy
  Business Development Manager
  Phone: (630) 363-9067
  Send an Email