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Your Trusted HVAC Partner in Wheeling, IL
Discount Heating & Cooling has been serving homeowners in Wheeling, IL and surrounding areas with comprehensive HVAC solutions since our founding. Our team of certified technicians specializes in furnace repair, air conditioning services, and system maintenance, utilizing the latest tools and technology to ensure optimal performance. We prioritize customer satisfaction through competitive pricing, quality products from trusted manufacturers, and 24/7 emergency service availability. With expertise in both residential and commercial HVAC systems, we offer tailored solutions for heating, cooling, and indoor air quality needs. Our commitment to ongoing education ensures our team stays current with industry advancements while maintaining a focus on energy efficiency and long-term system reliability.

We serve communities including Buffalo Grove, Arlington Heights, Palatine, and Mount Prospect with personalized attention to every service call. Our maintenance agreements help prevent unexpected breakdowns while extending equipment lifespan through proactive care. From emergency repairs to complete system installations, we approach every project with precision and professionalism. Customer trust is built through transparent communication, timely service delivery, and guaranteed satisfaction on every HVAC project we undertake. Our local expertise combined with technical proficiency positions us as a reliable partner for all heating, ventilation, and air conditioning needs in Northern Illinois.
Services
Furnace Repair AC Installation HVAC Maintenance Heat Pump Services Indoor Air Quality Dryer Vent Cleaning
Highlights and features
  • We offer 24/7 emergency HVAC service with rapid response times
  • Our team consists of certified HVAC professionals with 15+ years average experience
  • We provide documented maintenance plans with service history tracking
  • We guarantee upfront pricing with no hidden fees
  • We serve 20+ communities across Northern Illinois
What people say
24/7 emergency service Professional technicians Competitive pricing Prompt response times Quality workmanship
Services
Furnace Repair
Our certified technicians provide comprehensive furnace repair services for all makes and models. We diagnose and fix heating system issues ranging from ignition problems to thermostat malfunctions. Emergency repair service ensures prompt restoration of heating during winter months.
AC Installation
Professional air conditioning installation services for residential properties. We help select energy-efficient systems matching your home's requirements and budget. Our installation process ensures optimal performance and manufacturer warranty compliance.
HVAC Maintenance
Preventive maintenance plans include system inspections, component cleaning, and performance optimization. Regular maintenance extends equipment lifespan while reducing breakdown risks. We provide detailed service reports after each maintenance visit.
Heat Pumps
Installation, repair, and maintenance services for heat pump systems. Our technicians optimize system efficiency for both heating and cooling cycles. We service all major heat pump brands with factory-authorized replacement parts.
Indoor Air Quality
Comprehensive indoor air quality solutions including ventilation system maintenance and air purification installation. We address allergens, humidity control, and ventilation efficiency to improve home air quality.
Questions
What HVAC services do you offer in Wheeling, IL?
We provide furnace repair, AC installation, heat pump services, HVAC maintenance, and indoor air quality solutions for residential customers.
Do you offer emergency HVAC repair services?
Yes, we provide 24/7 emergency HVAC repair services with technicians available year-round.
What areas do you service?
We serve Wheeling, Buffalo Grove, Arlington Heights, Palatine, Mount Prospect, Des Plaines, and surrounding Northern Illinois communities.
Are financing options available?
Yes, we offer financing options for HVAC system replacements and major repair projects.
How can I schedule HVAC maintenance?
Call 847-777-3243 or use our online scheduling system to book maintenance appointments at your convenience.
Do you provide service warranties?
Yes, we offer written warranties on all repair work and manufacturer warranties for installed equipment.
Reviews (6)
Shirley Pietrowski
May 22, 2022 Report
I want to give a huge shout out to Jack for his professionalism and excellent customer service. I would highly recommend Jack for your air conditioning services. I would most definitely use him again. Service: A/C system maintenance
Sandra Hannon
May 17, 2022 Report
I have used Discount Heating for about 22 years now and have NEVER been disappointed. Always honest, fair pricing and great response time by friendly employees. Highly recommend this company Services: Install AC, A/C system maintenance, Install thermostat, Heating system installation, HVAC system maintenance, Cleaning, HVAC system repair, Heating system repair, A/C system repair, Repair HVAC, Thermostat installation, Heating system maintenance
Bret Maxwell
Mar 23, 2022 Report
Long time customer of Discount Heating. Had a thermostat issue and Doug from Discount Heating patiently walked me through a fix that resolved our problem. Whenever we have an issue or question, the Discount Heating team has been there for us. Service: Heating system repair
Steven Teplinsky
Feb 14, 2022 Report
This morning Doug walked us through an issue with our furnace, over the telephone. We spoke for 20 minutes, and successfully fixed the problem. A service call would have cost us $200. Services: A/C system maintenance, Heating system maintenance
Natalie Housh
Feb 06, 2022 Report
I am so happy to have had the great help of this company! They were quick to respond, help with anything, answer all my questions, explain what they would be doing and why, along with being honest and kind. If you need any sort of help with heating and cooling, this is the place to call! Services: Installation, A/C system maintenance, Heating system installation, Cleaning
Scoops
Jan 30, 2022 Report
I've used them for many years for maintenance & cleaning. As a first time homeowner, years ago furnace went out on a very cold day. I called and they walked me thru a manual start on thermostat to do a check. Today, I called for loud banging noise, again, they walked me through steps to check. I appreciate the over the phone assists rather than a company trying to charge me for something they know is a simple fix.