Regular maintenance of your air conditioning (AC) unit is essential to ensure optimal functionality, energy efficiency and the longevity of the system. While some homeowners may consider performing basic checks themselves, hiring a professional AC service provides numerous advantages that go beyond mere inspection. Here, we discuss why enlisting expert help is a wise investment. Ensure Peak Efficiency An AC unit requires fine-tuning to deliver its best performance. Over time, components such as filters, coils and fins collect dust and debris, obstructing airflow and reducing efficiency.