J&B Mechanical - Heating and Air Conditioning

Heating & cooling 24 hour service
Duct work fabrication & installation
Air & water balancing
Building automation
Design build
General Contracting, ventilation
& air conditioning needs

Contracted maintenance services
Scheduled preventative maintenance services
24-hour emergency repairs
Engineering services
Equipment retrofits and replacement
Building automation systems

Our work doesn’t end with installation. To maintain optimal system performance, we staff an extensive service department that offers 24-hour emergency service, maintenance and repair of HVAC, refrigeration, temperature control and building automation systems.

In the industrial world, nothing is more expensive than downtime. Unless of course it’s the costly replacement of equipment that failed before its time. We’ll help you avoid either scenario with regular maintenance that keeps your systems running at peak performance.

J & B Mechanical, Inc. works with a long list of major corporations throughout the greater Chicago area that includes a number of manufacturers, universities, hospitals and landmark office buildings.