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And Surrounding Areas

24/7 Services

25-Year Warranty on Furnaces

10-Year Warranty on AC

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Commercial HVAC Services
Troy, IL

And Surrounding Areas

24/7 Services

25-Year Warranty on Furnaces

10-Year Warranty on AC

Request Lorem Epsom

Hero Request Form

Keeping Your Business Running Smoothly, One System at a Time

Since 2012, Off the Wall Inc Heating and Cooling has provided heating and air solutions that businesses throughout Troy, IL depend on. We bring over 15 years of hands-on experience to every commercial project, treating your property with the same care we give our own. When you face a rooftop unit breakdown or need a complete HVAC installation, we have the skills and equipment partnerships to handle it correctly.

Our EPA-licensed technicians serve Metro East and surrounding counties with 24/7 emergency services because we know downtime costs money. Partnerships with leading manufacturers like HEIL, Rheem, York, Comfortmaker, and American Standard allow us to deliver quality installations. We back our work with a 10-year warranty on AC units and at least 25 years on furnaces. Ready to discuss your commercial HVAC needs? Contact us for a free estimate within 24-48 hours.

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Why Choose Us

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24/7 Services

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25-Year Warranty on Furnaces

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10-Year Warranty on AC

Off the Wall Inc Heating and Cooling
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15+ Years of Experience

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Free Estimates With 48 Hours

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EPA Licensed

Boiler Installation
When your business needs reliable heating, we design and install a commercial boiler system that matches your specific requirements. Our installations across Metro East and surrounding counties come with manufacturer warranties we fully uphold. We complete the work to the same standards we expect in our own facilities.
Boiler Repair
Boiler breakdowns happen at the worst possible times, so we offer around-the-clock emergency repair services. A one-year warranty on both parts and labor backs every repair we complete. Your system will run efficiently and reliably when we finish the job.
Cleanroom HVAC System Installation
Cleanroom environments demand precise temperature and air quality control that standard systems can't deliver. We install specialized HVAC systems designed for contamination control, backed by our two-year labor warranty and long-term equipment guarantees.
Commercial AC Repair
A failing AC system makes working conditions unbearable and drives customers away. Our technicians diagnose and fix commercial cooling issues quickly. We guarantee our repairs for a full year so you can count on lasting results.
Commercial Furnace Repair
Cold weather ignores your business schedule, but we're available 24/7 to restore your heating. We troubleshoot and repair all major furnace brands throughout Metro East and surrounding counties. Your space stays comfortable for employees and customers when we complete the work.
Commercial HVAC Installation

From retail spaces to warehouses, we install complete HVAC systems sized appropriately for your square footage and usage. As a HEIL-qualified installer with access to multiple trusted brands, we recommend equipment that fits your budget and delivers lasting performance.

Commercial HVAC Maintenance
Regular maintenance extends equipment life and prevents costly emergency repairs down the road. Our maintenance programs keep your systems running longer and better. We catch small issues before they become big problems that disrupt your operations.
Commercial Rooftop Unit Repair
Rooftop units are workhorses for many commercial buildings. When they fail, entire floors become uncomfortable. We service and repair all types of RTUs, standing behind our work with solid warranties and a commitment to getting it done right the first time.
Factory Ventilation System Installation
Manufacturing environments create unique ventilation challenges with heat, fumes, and airborne particles. We design and install factory ventilation systems that meet safety standards while keeping your workspace comfortable and compliant.
Greenhouse Ventilation System Installation
Growing operations depend on precise climate control to maximize yields and plant health. Our greenhouse ventilation installations balance temperature, humidity, and airflow to create optimal growing conditions year-round.

Our Recent Projects

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Here's what our satisfied customers are saying...

At Off the Wall Inc Heating and Cooling, we take pride in providing exceptional HVAC services to our customers. We would be grateful if you could share your thoughts about our business with others. Your feedback helps us improve and helps others make informed decisions. Please take a moment to leave a review of Off the Wall Inc Heating and Cooling and let others know what you think.

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