A contractor will be cleaning supply ductwork on the west side of the 8th floor which includes the 8201 BSL3 suite, 8210 BSL3 suite, and the Kutluay lab. The duct cleaning will occur daily. The outage each day will begin at 9:00 pm and will finish by 6:00 am the following morning. No work may occur in the 8201 BSL3 suite and 8210 BSL3 suite during these overnight outages.