As part of our winter maintenance service, I meticulously inspected and rejuvenated the heating system's coil. This involved a thorough cleaning to remove accumulated dust, dirt, and debris that could hinder efficiency. I also checked for any signs of wear or damage, ensuring that all components were in optimal condition. Additionally, I applied a protective coating to prevent future buildup and corrosion. This rejuvenation process not only enhances the system's performance but also extends its lifespan. The result is a more efficient and reliable heating system, ready to provide consistent warmth throughout the colder months.