Lorne Ricketts

air leakage building science building envelope air barrier air tightness airtightness thermal energy insulation ventilation rdh roof moisture mould condensation shingles night sky radiation building engineering attic deflection building enclosure bcbec mineral wool testing exterior insulation thermal bridging cladding attachment load testing vapour permeable membrane vapor permeable exfiltration infiltration blower door r-value airflow stack effect pressurized corridor