24/7 Emergency Line 630-341-3996 francohvac@hotmail.com

Commercial Services

With more than 20 years of experience, Fahrenheit Mechanical Inc. is here to serve all of your Heating, Ventilation, and Air Conditioning (HVAC) needs. With well-trained and professional service technicians, our promise is that any job, be it installation, repair, or maintenance, will be done correctly, ensuring you and your family are comfortable through any season of the year.

We service and repair all major brands and most systems. 


Routine maintenance on your HVAC equipment can keep your unit ahead of the game. Checkups from our experts will keep you on track for tune ups and adjustments, prolonging the life of the equipment and enhancing performance, which in turn keeps your energy bills low. And, our diagnostic procedures indicate when a part is likely or soon to fail, so that it can be replaced before it causes any problems.

Call Fahrenheit Mechanical today to schedule preventative maintenance for your existing furnace, air conditioner, heat pump or water heater and maintain equipment efficiency.


When an important piece of equipment in your business malfunctions, you can only hope it’s remedied as quickly as possible. No one wants to be without heat in mid-winter or AC in mid-summer. With a dedicated team and streamlined processes, we offer speedy repair services, returning your business to the comfort level you know and love. We even offer an emergency service line for when unexpected problems occur outside of our regular business hours. Call (630) 675-6998


Repair & Maintenance

Scheduled maintenance appointments that ensure your equipment is sound and working correctly. 


Control Systems

Energy management systems save your business by controlling air conditioning and heating systems. 


HVAC Design & Installation

Custom designed HVAC ventilation plans that work with the layout and is cost effective to your business. Then professionally installed at your convenience. 


Duct Cleaning & Filter Changes

To ensure your ducts and system are working at the peak of their performance, routine cleaning and filter replacements keep the air and your business clean.


Refrigeration, Walk-in Freezer/Coolers

Commercial kitchens rely on heavy-duty refrigeration systems to keep walk-in freezers cold. Without properlt functioning condenser and evaporator coil, hundreds of pounds of food could spoil. 


825 S. Rowhling Rd. 

Addison, IL 60101