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50+ Years
experience
Emergency
services
Your Trusted HVAC Partner in Chicago Since 1945
Ralph's Heating & Air Conditioning has been a trusted provider of HVAC solutions since 1945, serving Southern Chicago and surrounding areas. Founded on principles of honesty and customer appreciation, we remain a family-owned business committed to delivering reliable heating, cooling, and indoor air quality services. Our team of skilled technicians provides emergency response, maintenance, and installation of energy-efficient systems for residential and commercial clients. With decades of experience and a focus on customer satisfaction, we prioritize prompt service, transparent communication, and long-term relationships.

Our comprehensive offerings include maintenance plans to extend system longevity, advanced air purification solutions, and tailored commercial HVAC services. We serve communities such as Lansing, South Holland, Dolton, and Munster, ensuring year-round comfort for every client. Backed by a legacy of trust and expertise, we continue to uphold the values established by our founders over 70 years ago.
Services
Residential HVAC Commercial HVAC Maintenance Plans Indoor Air Quality Emergency Repairs
Details
  • Year established: 1945
Highlights and features
  • We are a family-owned business serving Chicago since 1945.
  • Emergency HVAC services available for urgent needs.
  • Radio-dispatched technicians ensure quick response times.
  • Friendly and courteous staff dedicated to customer satisfaction.
  • Committed to honesty, integrity, and transparent service.
Services
Residential HVAC
We provide comprehensive heating and air conditioning solutions for homes, including installation, maintenance, and emergency repairs. Our technicians specialize in high-efficiency systems that reduce energy costs while ensuring year-round comfort. Serving neighborhoods like Hyde Park and Munster, we prioritize prompt service and long-term system reliability.
Commercial HVAC
Our commercial HVAC services include system design, installation, and maintenance for businesses in Dolton and Beverly. We focus on energy-efficient solutions that lower operating costs while maintaining optimal indoor climate. Our team ensures compliance with warranty requirements and provides priority service for critical system failures.
Maintenance Plans
Preventive maintenance plans help extend the lifespan of heating and cooling systems. Benefits include scheduled inspections, discounted repair rates, and priority emergency service. Regular maintenance improves efficiency, reduces breakdown risks, and maintains manufacturer warranties for residential and commercial clients.
Indoor Air Quality
We install air purifiers, humidifiers, and dehumidifiers to improve indoor air quality. These systems reduce allergens, control humidity, and enhance comfort for homes and businesses. Our solutions address common issues like dust accumulation and poor ventilation in Southern Chicago's climate.
Emergency Repairs
Emergency repair services address urgent heating and cooling failures. Our technicians respond quickly to system breakdowns, equipped with common replacement parts for immediate fixes. Available for residential and commercial clients, this service minimizes downtime during extreme weather conditions.
Questions
What HVAC services do you offer for homeowners?
We provide heating, air conditioning, maintenance plans, and emergency repairs for residential properties.
Are emergency HVAC services available?
Yes, we offer emergency repair services for urgent heating and cooling system failures.
Do you service commercial buildings?
Yes, we specialize in commercial HVAC maintenance, repairs, and system installations for businesses.
What payment methods do you accept?
We accept Visa, Mastercard, American Express, and Discover credit cards.
Are financing options available?
Yes, financing options are available for HVAC system installations and major repairs.
Which areas do you serve?
We serve Chicago's South Side and surrounding areas including Lansing, South Holland, and Munster.
Reviews (6)
Juanita T.
May 11, 2022 Report
My husband and I had a very pleasant experience working with Ralph's heating and cooling to resolve our HVAC temperature and faulty 3 zone system starting with front desk assistance. We had no problems getting service appointment, and they completed job professionally and in a timely manner. We were highly honored to have initial diagnostic completed by John following by skilled technician, Carl. Yes, we highly recommend them.
Rhonda Wong-Calace
May 08, 2022 Report
Great customer service. Real live person answers phone right away. Our service technician was courteous, informative and did a very thorough job while explaining along the way. Will definitely be using them again and would recommend!
Kaitlin Weiss Metos
Mar 12, 2022 Report
I've used Ralph's for five years for heating maintenance and they've been responsive and reasonably priced. Recently, our boiler went out on the coldest days so far in Chicago. Ralph's had identified a new boiler and begun installation by noon the day after I called and got us back with heat by the next evening when their guys stayed late to make it work. Very professional. My family was extremely grateful.
Danny
Jan 09, 2022 Report
I had an issue with my boiler on a Saturday night. Ralph's customer service was responsive and fast. The HVAC tech (Matt) got to the location quickly, was extremely knowledgeable, gave outstanding service and the price was excellent. Service: Heating system repair
LaShay W.
Jun 17, 2021 Report
Ralph's has been servicing our furnace and air conditioning system for years, and have never disappointed. There fees are comparable to other companies we've used in the past. There is never a problem scheduling a service appointment that's suitable to our convenience. The owners and technicians give honest feedback, and they do great work. I would recommend them to my family and friends.
Sandra Collins
Jun 06, 2021 Report
Ralph's Heating and Air Conditioning is becoming my go to company. Ralph's Heating was listed on Chicago Bungalow Association. I'm glad I used the referral list. Very professional, efficient and not too pricey.