D & D Heating: Experienced HVAC Repair Serving Chicago, IL 60637

A frequent issue we handle is furnace ignition failure, often caused by a dirty flame sensor or a faulty ignitor. The extreme cold and increased runtime during Chicago winters can accelerate these failures. Our approach is thorough diagnostics to identify the exact component, followed by a precise cleaning or replacement. We also perform a full system check to ensure there are no underlying airflow or gas pressure issues that could cause a repeat problem, aiming to restore your heat reliably and efficiently.

In Chicago, improper installation leads to inefficiency, higher bills, and frequent breakdowns because the system struggles against our temperature extremes. With decades of experience, we know that correct sizing, ductwork sealing, and refrigerant charge are non-negotiable for longevity and performance. Our installs follow strict manufacturer specifications and local codes, ensuring your furnace or AC doesn't just work, but operates optimally for our specific climate, providing comfort and value for years to come.

Yes, we service and install all makes and models. With 13 years of experience on the supply side, I gained extensive knowledge of various equipment brands and their parts. This background, combined with 25 years of hands-on field work, means we have the diagnostic skills and access to genuine parts needed to properly maintain or repair virtually any residential or commercial HVAC system, boiler, or water heater you have.