Arrived to the customers home and greeted her at the door. Spoke with the customer about how the system had been performing and I’ve had any concerns. Customer states tried to have ductwork cleaned through Atlantic duck cleaning, but being system is duckboard was unable to perform. Perform today’s maintenance including all cleanings per contract Completed maintenance inspection, checklist, uploaded pictures and videos. answered all customer questions about potentially having ductwork replaced in the future. Return system to service.