Cleaning the AHU room on the 2nd floor because water was poured into the drain pipe that the project had made and there was a leak. Causing water to leak down to the 2nd floor.
Clean the AHU room on the second floor, as water was poured into the project drainage ditch and there was a hole, causing water to leak to the second floor.
Clean AHU room on the second floor, because water was poured into the drainage pipe built by the project and there was a leak, which led to water leakage to the second floor.