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10 year warranty on parts for new installation

Our Guarantee:

Our customer service is ALWAYS GUARANTEED.We are dedicated and loyal to our customers .
We strive for 100% customer satisfaction with our heating and air conditioning work.
That’s because you will always be treated with respect and honesty when you use CSL Climate Control Co. for your heating and air conditioning needs.

  • One year 100% satisfaction guarantee.
  • 24-hour HVAC Service.

  • EPA Certified Technicians.
  • 10 year warranty on parts for new installation.

CSL Climate Control Serving Chicago for-land over 20 years.

Building strong relationships with our customers is the cornerstone of the experience. Not only price and service but accountability, experience, knowledge and the individualized attention is what sets our company apart from others in the industry. We believe that such relationships can create an environment for greater service and performance. Take advantage of CSL Climate Control Co. massive buying power and years of experience.Managed by professionals with an extensive background in the industry, we understand what consumers are looking for. Enjoy the CSL Climate Control Co. experience!