Keep your home warm this winter when you schedule a furnace tune up or a heating repair with TDH mechanical.


Our air conditioning repair and replacement services can help you stay comfortable on those 90 degree days.


Need a reliable contractor in the Saint Charles IL area? Let TDH Mechanical handle your boiler repair or replacement.


Live in a home without proper ductwork? Avoid renovating. Install a ductless HVAC system instead!
Call a Local Heating and Air Conditioning Company That Cares

Your Reliable HVAC Contractor in Chicagoland

Finding the right heating and AC company in Saint Charles should not have to be a hassle. Maybe you are wary because of a negative experience with past contractors. TDH Mechanical was established to give residents and commercial property owners throughout Chicagoland a trusted source for their HVAC problems. We saw a need for customer-oriented contractors in our neighborhood and set out to develop a business that guarantees your satisfaction. You deserve the best solutions, and we have the right team in place to provide them. From boiler repair to ductless installation, our expert technicians do it all.

To schedule ac repair or replacement, reach out to us at (630) 406-9082. We look forward to adding you to our family of happy customers in Batavia and Saint Charles.
TDH Mechanical, Inc. has certified technicians to take care of your Heat Pump installation near Elgin IL.

Cities We Service

Click on a city below to see what your neighbors are saying about their recent experience with TDH Mechanical, Inc..
Serving the St. Charles Area
Monday - Friday: 8:00am - 5:00pm
Call Us Today for Service
St Charles Location
606 Cedar St
St Charles, IL 60174
Chicago Location
1623 W Montrose Ave
Chicago, IL 60613