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DT Mechanical & HVAC/R

DT Mechanical & HVAC/RDT Mechanical & HVAC/RDT Mechanical & HVAC/R
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DT Mechanical & HVAC/R

DT Mechanical & HVAC/RDT Mechanical & HVAC/RDT Mechanical & HVAC/R
Home
Scheduling
Residential & Commercial
  • Heating
  • Air Conditioning
  • Preventative Maintenance
  • Emergency Services
  • Commercial Refrigeration
Request a Quote
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DT Mechanical HVAC Services

DT Mechanical HVAC ServicesDT Mechanical HVAC ServicesDT Mechanical HVAC Services

Your Partner in Home and Business Comfort with DT Mechanical's expert Heating and Cooling solutions, specializing in HVAC/R services.

(630) 256-0248

Team of seven workers posing in front of company vans on a sunny day.

Local service, wide reach

Serving Chicagoland with a personal touch since 1995

As a family-owned company, DT Mechanical treats every client like part of our own family. You can always count on us to answer your call, listen to your needs, and provide dependable heating and cooling service you can trust. We take pride in being there when you need us most, ensuring that every step of your HVAC/R experience feels easy and cared for — just the way it should be.

Our Mission & What Sets Us Apart

Mission Statement
As a family-owned company, we are committed to excellence in every step of our work—from the first phone call to the final service. We take pride in delivering honest, high-quality service that builds trust today and a legacy for tomorrow.


We believe in doing things right the first time. That’s why every quote is prepared by a certified HVAC technician—not a salesperson—ensuring accuracy, transparency, and expert insight. Our team understands the systems we service, and we’re here to provide honest answers, fair pricing, and reliable solutions you can count on.


Comfort in every season: our project showcase

A person on a trailer guides a large metal object being lifted by a crane.
Two workers install or repair HVAC equipment on a rooftop under a clear sky.
A person on a trailer guides a large metal object being lifted by a crane.
Crane lifting HVAC unit onto a commercial building roof under cloudy skies.
Two workers guide a large metal unit being lifted by a yellow crane on a rooftop.
A large HVAC unit being lifted into a black trailer by a crane in a parking lot.

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