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Replace or Install a New Air Conditioner—Winnetka, IL

HVAC technician uses a drill to install the casing around the outside portion of an air conditioner on a wall

When you need to replace, upgrade, or install new air conditioning in Winnetka, look no further than Deljo Heating and Cooling. We have a 100-year history of providing exceptional HVAC service, and we are proud of the reputation we have built.

Replacing or Upgrading AC Systems

When cooling systems wear out, we can replace your current system with something similar or upgrade to something more energy-efficient. If you aren’t sure which direction to go, we can discuss your needs and options with you. You may decide to stick with your current type of cooling system, or you can opt for something totally different.

Sometimes the thought of a brand-new air conditioning system can be daunting, particularly from a financial perspective. HVAC systems are investments, however, meant to benefit you and your family for many years to come. While the initial cost may feel overwhelming, it can save you a lot of money down the road.

New Air Conditioning Installation

If you have an older home without a cooling system, we will be happy to consult with you about your needs. Each family and home is different, and we understand that needs and budgets vary.

Whether you decide on a central AC, ductless mini-split system, or heat pump, we are here to help. We promise to provide you with the best cooling service possible.

The Deljo Difference

Our professional HVAC technicians are all NATE- and Deljo-certified. We have our own training facility to ensure that all employees provide the highest level of service possible. This translates into excellent customer experiences and long-lasting customer relationships.

Our goal is to keep you and your family comfortable and safe during the summer and all year. Our priority is to earn your trust and loyalty by providing the service and cooling systems you expect and deserve.

Three members of the Deljo team stand in front of one of the Deljo vans as they smile for the camera

Trusted AC Installation Service in Winnetka, IL

When you need a new air conditioner, call Deljo Heating and Cooling. We will arrive for your appointment promptly and quickly install the new air conditioner you have chosen. We will test the system to ensure it’s working properly and running efficiently. We will show you how to make the most of your new AC to ensure constant home comfort.

For all your air conditioning installation needs, rely on Deljo Heating & Cooling. We provide comprehensive air conditioning services in the Winnetka area, and we are here when you need us. Experience the Deljo Difference today.

Client Testimonials

Read the opinions of our satisfied customers.

I always use Deljo. The entire staff is amazing from intake calls to install. They were fast, professional and gave us a fair price.

Monica OConnor Chicago IL.

Joe was great. We came home to a cold house on a Sunday night and he came out to diagnose the issue right away. Very knowledgeable, very friendly.

Kyle Sant Chicago IL.

We’ve been using Deljo for several years and have had a great experience with them. They’re prompt, reliable, and trustworthy. The technicians (David was the most recent) have been great.

Ari Telisman Chicago IL.

My hot water heater had some leaky pipes due to corroded unions. The repair took longer than I thought due to some unforeseen circumstances. Unfortunately after the repairs the water heater stopped working...

Maria Pradd Chicago IL.

Questions? We Can Help! Contact Us Today!

Our Service Areas

Contact Deljo Heating & Cooling today. We look forward to hearing from you and helping out with all your indoor comfort needs.

Chicago Suburbs

Chicago Neighborhoods