Date: Thursday, October 23, 2019 from 5:30 PM to 7:30 PM Join members of the Architecture, Engineering & Construction (AEC) industry at the Portland Construction Specifications Institute (CSI) Learning and Libations event. This presentation is for architects and other design professionals interested in increasing their knowledge of the application and use of air barriers in the building envelopes of commercial and multi-family residential buildings. Researchers, architects and code writers have shown that attention to specific details in both new and…