Installed new commercial zoning system with 5 independent zones. Performed static pressure testing (0.45 inches WC) and balanced airflow to within 5% of design values. Programmed supply air temperature reset based on outdoor conditions. Installed bypass damper set to 0.8 inches WC. Advised facility manager on zone temperature setpoints during transitional weather, recommending 4°F differential between occupied and unoccupied periods to optimize energy efficiency.