Perform Duct cleaning and sanitizing for1st & 2nd floors system. Cut access opening in supply main trunk line to thoroughly clean main branch of ductwork with duct cleaning equipment. Remove return flexible duct for 1st & 2nd floor equipment return box Vacuum clean free of debris. Clean with duct clean machine. Clean and polished supply outlets. Patch and secure opening with patch plate, screws and aluminum tape. Ran fan and sanitize equipments with sanitizing machine. Set thermostat back to normal operation. Systems is back to normal operation. View visual findings from this job here - https://visionshare.xoi.io/?id=XA-A243-33A24CD841A1408B93136E818B1B3DC4