We recommend annual maintenance for most systems, but twice yearly is even better – once before summer and once before winter. Bay Area weather can be unpredictable, and regular maintenance helps ensure your system handles temperature swings efficiently. During maintenance, we clean components, check refrigerant levels, inspect electrical connections, and test system performance. This prevents small issues from becoming expensive repairs and keeps your energy bills reasonable. Regular maintenance also extends your system’s lifespan, often by several years.