CSL Climate Control Company leads as an HVAC contractor in Elgin, IL. We are a heating and cooling contractor with a large team of technicians with over 179 years of combined industry experience, and we provide convenient online appointment scheduling.

    Our NATE-certified technicians are ready to assist you whenever your HVAC system malfunctions. With us, you always enjoy a 100% customer satisfaction guarantee, ensuring peace of mind about the quality of our services.

    Repair HVAC Contractor in Elgin

    Our technicians perform HVAC repairs that keep your home comfortable year-round. If your furnace, heat pump, or radiant heating system malfunctions, our experts can restore your warmth in cold weather.

    When boilers develop leaks or efficiency issues, they require immediate attention. Air conditioners and mini-splits might experience refrigerant leaks, compressor failures, or electrical issues, which can hinder cooling performance.

    Our emergency heater and AC repair services provide rapid solutions when your system unexpectedly breaks down. By making timely repairs, you can enhance your system’s longevity, improve efficiency, and reduce energy costs while ensuring reliable performance.

    Here are a few signs that you may have noticed that indicate a problem with your HVAC system. Our HVAC company can send one of our technicians to help with:
    • Short or long cycling
    • Not turning on
    • Hissing sound near condenser unit
    • Insufficient heating or cooling
    • No airflow from vents

    Installation Heating and Cooling Contractor

    Technicians at CSL Climate Control Company install HVAC systems that provide comfort and efficiency in your home. A new furnace, heat pump, or radiant heating system offers reliable warmth during colder months. Boilers deliver consistent heating, while air conditioners and mini-splits keep indoor temperatures cool and comfortable.

    Humidifiers and dehumidifiers regulate indoor air moisture levels, preventing mold and dryness. Air handlers and proper ventilation improve air quality and optimize the performance of HVAC systems. Whether you are upgrading your current system or replacing outdated units, professional installation ensures efficient operation, greater energy savings, and enhanced indoor comfort.

    Maintenance HVAC Contractor for Homeowners

    Our heating and cooling contractor technicians perform essential HVAC maintenance to ensure your system operates optimally and lasts longer. Our technicians conduct annual checks on furnaces, heat pumps, and radiant heating systems to guarantee reliable warmth.

    They also carry out periodic inspections on boilers to prevent inefficiencies or breakdowns. For air conditioners and mini-splits, they replace filters, check refrigerant levels, and clean the units to maintain cooling efficiency. Furthermore, they service humidifiers and dehumidifiers to avoid mold or dry air issues.

    They clean air cleaners and ventilation systems regularly to uphold air quality and airflow. Consistent maintenance prevents costly repairs, improves energy efficiency, and keeps your home comfortable year-round.

    Looking for a trusted HVAC contractor in Elgin? Contact our expert technicians at CSL Climate Control Company today for reliable assistance!