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50+ Years
experience
Emergency
services
Your Trusted HVAC Partner in Chicago
Since 1956, HeatCool Service has been a family-owned and operated provider of comprehensive heating, ventilation, and air conditioning solutions in Chicago. Our team of NATE-certified technicians delivers expert installation, maintenance, and repair services for residential and commercial HVAC systems, prioritizing energy efficiency, durability, and customer satisfaction. We maintain partnerships with industry leaders like Bryant to offer cutting-edge technology and factory-authorized parts, backed by satisfaction guarantees and a commitment to personalized service.

With decades of experience addressing Chicago's extreme weather conditions, we combine technical expertise with a focus on indoor air quality, system longevity, and cost-effective operation. Our maintenance programs and financing options through the Bryant credit card provide added value for long-term customer relationships.
Services
HVAC Installation Air Conditioning Repair Furnace Maintenance Boiler Service Indoor Air Quality Heat Pump Repair Chiller Systems Emergency HVAC Service Ductless AC Installation PTAC Units
Details
  • Year established: 1956
Highlights and features
  • Family-owned since 1956 with deep local market knowledge
  • NATE-certified technicians guarantee industry-leading expertise
  • 24/7 emergency service for urgent HVAC needs
  • Bryant credit card financing options available
  • Satisfaction guaranteed with factory-authorized parts
Associations and certifications
  • Bryant Factory Authorized Dealer
  • NATE-certified
What people say
Polite and efficient Professional and knowledgeable Correct diagnosis and quick repair No extra costs Priority scheduling
Services
HVAC Installation
We specialize in complete HVAC system installation for residential and commercial properties. Our NATE-certified technicians ensure proper sizing, energy-efficient operation, and manufacturer warranty compliance. Using Bryant's latest technology, we deliver customized solutions that maintain Chicago's extreme weather comfort while optimizing long-term system performance and energy savings.
Air Conditioning Repair
Our 24/7 emergency AC repair service addresses cooling system failures promptly. Technicians diagnose issues with compressors, refrigerant levels, and electrical components using factory-authorized diagnostic tools. We prioritize rapid resolution while maintaining system integrity and energy efficiency standards for both residential and commercial clients.
Furnace Maintenance
Preventative furnace maintenance includes comprehensive inspections, component lubrication, and safety checks. Our annual service plans extend equipment lifespan, improve energy efficiency by up to 30%, and maintain manufacturer warranties. Technicians clean burners, check gas connections, and optimize system performance for Chicago winters.
Indoor Air Quality
We offer air purification systems, humidity control, and ventilation solutions to improve indoor air quality. Our Bryant-branded products remove allergens, control moisture levels, and prevent mold growth. Technicians assess existing systems and recommend upgrades that enhance comfort while addressing health concerns for residential and commercial spaces.
Heat Pump Repair
Our technicians diagnose and repair all heat pump components including defrost systems, reversing valves, and thermostats. We ensure proper refrigerant levels and electrical connections while optimizing dual heating/cooling functionality. Emergency repairs prioritize restoring temperature control during extreme weather conditions.
Questions
What HVAC services does HeatCool Service Co offer?
We provide installation, repair, and maintenance for heating, air conditioning, heat pumps, boilers, and indoor air quality systems in residential and commercial properties.
Do you offer emergency HVAC service?
Yes, we provide 24/7 emergency service for urgent heating and cooling system failures with same-day repair availability.
Are your technicians certified?
All technicians are NATE-certified and factory-trained through Bryant to ensure proper installation and service of modern HVAC systems.
Do you service older HVAC systems?
Yes, we maintain and repair systems of all ages while offering upgrade recommendations when repairs become cost-ineffective for aging equipment.
What financing options are available?
We offer the Bryant credit card with special promotions, revolving credit, and convenient payment plans for HVAC installations and major repairs.
Do you provide maintenance plans?
Yes, our Service Club offers prepaid maintenance with priority scheduling, discounts on repairs, and no credit card processing fees for annual system maintenance.