On-site performance survey to record baseline airflow, temperatures, and electrical parameters.

Preparation of component replacement specifications, duct layout revisions, and work schedules.

Execution timed with facility representatives to limit disruption to ongoing operations.

Post-installation airflow measurement, damper adjustment, and balance sheet documentation.

Reconfiguring duct branches, diffusers, and balancing dampers following interior layout changes.

Replacing failed motors, corroded coils, or obsolete packaged units with modern equivalents.

Correcting hot spots and inadequate airflow through duct modifications and re-balancing.

Installing sound attenuators and vibration isolators to mitigate excessive airflow noise.