175 East Delaware
Chicago, Illinois
Consulting services on the residential portion of this iconic 100-story skyscraper to assess the 40+ year old insulating glass units (IGUs) glazed into the aluminum curtain wall. Independent performance testing of the IGUs was performed along with a review of the curtain wall documents and replacement records. RRJ developed continuous testing and monitoring techniques of the IUGs resulting in the design and implementation of selective IGU replacements.