• 24-Hour Emergency Service Available
    Monday - Friday: 8:00 AM - 5:00 PM

  • Dedicated HVAC Systems Specialists in Granite City, IL

    • Justus Heating & Cooling have been the area's best team for HVAC repair and installation, based in Granite City, Illinois. Our team services all residents and commercial customers in the area..

    • Signs That You Might Need A/C Repair

      • A/C Unit Blows Hot Air
      • Unusual Sounds
      • Lines Are Leaking
      • No Air is Blowing Out When on
    • Our Service Options

      The air quality of your home or office space is essential. Not only does it regulate temperature, but it can have many benefits or disadvantages to your health based on how well your HVAC system is taken care of. Here is a list of service options we offer to ensure that the air you breathe is comfortable and clean.

      • A/C Repair
      • Duct Cleaning
      • Sheet Metal Ductwork
      • Refrigeration Services
      • Heat Pump Repair
      • Boiler Repair
      • Air Filtration Systems
      • Ductless Systems
      • Furnace Repair
      • Water Heaters
      • HVAC Zoning
      • Whole-house Humidifier Repair
    • If you need any of these services or pose any questions, please give us a call. We cannot wait to hear from you.

    • Signs You Need Furnace & Boiler Repair

      • Strange Odors
      • Uneven Heating
      • Expensive Bills
      • Reduced Heat Output
      • Strange Noises and Leaks
    • Trusted Source for Full-service Heating & Cooling

    • If your HVAC system needs annual cleanings, minor repairs or if you need a new one installed all together, call the team at Justus Heating & Cooling. We pride ourselves on quality work that not only lasts, but that is affordable. If you have any questions, please give us a call! We offer free phone quotes and consultations! Get your HVAC working again, today!