Building Enclosure Labs

About Building Enclosure Labs

Building Enclosure Labs (BELi) is an engineering firm, laboratory, and consulting company located on Wellington Street in the SoHo neighborhood of London, Ontario. The business serves building project teams, owners, and manufacturer clients by providing building and sustainability science, education, and specialized engineering services. The company offers a wide range of technical services, including hygrothermal and thermal analysis using 1D, 2D, and 3D modeling. They perform specific measurements such as thermal and hygric material properties for WUFI modelling, including critical freeze thaw saturation. Their laboratory capabilities include testing for material compressive strength, mortar composition, and hygrothermal properties like vapour permeability, absorption coefficient, and porosity. Additionally, BELi provides sustainability science services such as life cycle carbon and cost analysis using tools like One Click LCA and EC3, as well as RETScreen Expert feasibility energy modelling. Field services include whole building air tightness testing, fenestration testing for air and water tightness, infrared thermography, and building enclosure monitoring using sensors and datalogging systems. Founded in 2020 by Randy Van Straaten, an expert in building science and life cycle analysis, the company was established to provide specialized expertise and education to industry professionals. BELi emphasizes a client-focused approach and offers educational outreach through in-lab classes, private workshops, and teaching in academic settings. The facility features an open-concept office and a dedicated downstairs area housing laboratories for material testing, workshops, and a webinar room.