Aeroseal industry experts will provide the state of air sealing and ventilation requirements in new and existing buildings, how to meet requirements in new construction with a focus on Passive house multi-family and strategies for bringing existing multi-family up to code through ventilation overhauls. Learn how to meet code, reduce energy and greenhouse gas emissions, enable electrification, improve indoor air quality and comfort, and fix maintenance problems for buildings owners. Case studies will include projects completed in Massachusetts and New York.