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Business Details
50+ Years
experience
Emergency
services
Trusted HVAC Solutions for Home and Business Comfort
Coulson's Heating & Cooling has been a family-owned and operated business since 1961, serving residential and commercial clients with heating, ventilation, air conditioning, and indoor air quality solutions. Our approach prioritizes simplicity and transparency, offering comprehensive sales processes, expert system installations, and reliable repair services. With four generations of experience, we focus on delivering dependable systems featuring long warranties while maintaining personalized customer relationships.

Our team emphasizes trust, technical expertise, and adaptability to evolving technologies in HVAC systems. Customer satisfaction remains central to our operations, demonstrated through testimonials highlighting our organized, efficient service delivery. We serve Johnston City, IL, and surrounding areas, providing emergency services and financing options to meet diverse client needs.
Services
AC Repair Furnace Installation Heat Pumps Ductless Systems Boiler Services Indoor Air Quality Emergency HVAC Maintenance Plans Gas Piping Energy Efficiency
Details
  • Year established: 1961
Highlights and features
  • We offer 61 years of experience in HVAC solutions
  • Family-owned business with four generations of expertise
  • Comprehensive HVAC installation and repair services
  • Emergency service available for urgent needs
  • Financing options for system upgrades and replacements
What people say
Saved the day Extremely satisfied Friendly staff Professional company Timely service
Services
AC Repair
Our AC repair services address cooling system malfunctions promptly, ensuring optimal performance during hot weather. Technicians diagnose issues with compressors, refrigerant levels, and electrical components to restore efficient operation. Customers benefit from reduced energy costs and extended system lifespan through professional maintenance.
Heat Pumps
We install and service energy-efficient heat pumps that provide both heating and cooling solutions. Our technicians handle variable-speed motors, zoned systems, and two-speed compressors to maximize comfort and energy savings. Clients receive comprehensive inspections and maintenance to ensure year-round reliability.
Ductless Systems
Specializing in ductless mini-split installations, we offer customized temperature control for homes without existing ductwork. Our team provides efficient cooling and heating solutions with individual room control. Clients benefit from lower utility bills and flexible system configurations.
Furnace Installation
Professional furnace installation services ensure proper system sizing and efficient operation for residential and commercial properties. We handle gas, electric, and high-efficiency models with comprehensive maintenance plans. Customers receive improved indoor comfort and reduced energy consumption.
Indoor Air Quality
Our indoor air quality solutions include installation of air purification systems and ventilation improvements. Technicians assess humidity levels, filtration systems, and air circulation to create healthier living environments. Clients experience reduced allergens and better respiratory health.
Questions
What HVAC services do you offer?
We provide AC repair, furnace installation, heat pump services, ductless systems, boiler maintenance, and indoor air quality solutions for residential and commercial clients.
Do you offer emergency HVAC services?
Yes, we provide emergency repair services for urgent heating and cooling system failures outside regular business hours.
Are financing options available?
Yes, we offer financing plans to help customers upgrade their HVAC systems with manageable payment options.
What areas do you serve?
We serve Johnston City, Marion, West Frankfort, Benton, Carterville, Herrin, IL, and surrounding areas.
How can I schedule service?
Contact us at 618-983-8133 or use our online scheduling system to request appointments for installations, repairs, or maintenance.
Do you provide maintenance plans?
Yes, we offer annual maintenance agreements that include regular system inspections and tune-ups to ensure optimal performance.