Commercial HVAC Repair | Hot Cold Air in Chicago, IL
Our Professional Services

Are you a business in Chicago looking for reliable commercial HVAC renovation services? Look no further than Hot Cold Air! We are a commercial HVAC repair company with expert technicians specializing in rooftop unit renovation, so you can trust us to get your building's HVAC system up and running quickly. We are dedicated to providing quality service and cost-efficient solutions for businesses in the Chicago area.  

Our team of HVAC technicians uses only professional equipment and has extensive experience in rooftop unit installation. We only use original spare parts, so you can rest assured that your system will be repaired and running like new in no time. 


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310 Melvin Dr Ste 13, Northbrook, IL 60062



(224) 877-7731

Trusted By Thousands

With a legacy of trust established over the years, Hot Cold Air HVAC has earned the confidence of thousands of satisfied customers.

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When Do You Need A Commercial HVAC Repair? 

After a while, due to wear and tear, your rooftop unit might need some renovation. All rooftop units succumb at some point due to the ravages of the elements they are exposed to. Rooftop unit renovation doesn’t need to be a stressful process.

Here are the main signs of a block failure on the roof: 

  • Leaking water 
  • Low cooling efficiency 
  • Unusual noises 
  • Decreased airflow 
  • Frequent cycling of the unit. 

If you encounter any of these signs, you must contact a certified technician like Hot Cold Air, for an inspection.

Our Service areas

We provide comprehensive heating and cooling services to homes and businesses in Chicago suburbs, ensuring optimal comfort and efficient climate control solutions.


5-Year 0%

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Other Services

Explore our diverse range of additional services, offering solutions to meet all your HVAC needs.

Benefits of Commercial HVAC Repair

When it comes to your commercial heating and air conditioning renovation, hiring a professional is essential for keeping it running smoothly and efficiently. Professional repair from Hot Cold Air offers many benefits, including: 

  • More reliable operation – professional technicians are trained and experienced in overhauling and maintaining HVAC systems, ensuring that your system works properly and safely. 
  • Cost savings – without professional overhaul, your system could break down more often or require more expensive overhaul. This service will help you save money by avoiding costly repairs and downtime.
  • Improved efficiency – professional technicians can identify and fix any potential problems with your system quickly and effectively so your system runs as efficiently as possible. 
  • Proper maintenance – An expert service can ensure your HVAC system is properly maintained and running at optimal performance. This helps avoid unexpected breakdowns and can extend the life of your system. 

By investing in professional HVAC repair services, you can rest assured that your commercial HVAC system is running smoothly and efficiently, saving you money in the long run.

Professional Commercial HVAC Repair

We fully diagnose the system to identify which parts need to be fixed or replaced; to keep your system running smoothly. Arlington Heights locals, you have a reliable rooftop unit repair company ‘near me’ or commercial HVAC repair near me in Hot Cold Air to meet your ventilation, air conditioning, and heating needs. 

Contact us to find out more about our competitive rates and professional service!