F & T Mechanical | HVAC Services in Oak Lawn, IL 60453

Warning signs include a yellow burner flame (instead of blue), soot stains around the appliance, excessive moisture on windows, and a persistent stale or burning smell. Since CO is odorless, the safest approach is to schedule an annual professional inspection and carbon monoxide test with our certified technicians. We check heat exchangers for cracks, ensure proper venting, and verify safe operation to protect your family.

For systems over 15 years old in our Oak Lawn climate, replacement often becomes more cost-effective than frequent repairs. New, high-efficiency models can cut your energy bills significantly, provide more consistent comfort, and come with strong warranties. We provide a detailed cost-benefit analysis, factoring in repair costs, your system's efficiency, and potential utility rebates to help you make an informed, budget-friendly decision for your home.

Our comprehensive maintenance visit is designed to catch small problems before they become big, costly repairs. We clean critical components like coils and burners, check refrigerant levels, calibrate thermostats, inspect electrical connections, and ensure all safety controls are functioning—especially important for preventing carbon monoxide issues with furnaces. This proactive service helps extend the life of your equipment, maintain efficiency, and ensure safe operation year-round.