Deliver tests that builders need to meet 2009/2012/2015 IECC for air infiltration and duct leakage (IDL). Webinar covers: how IECC requirements apply; core elements of IDL certification; where a training/certificate system is in place; and how an IDL approach makes sense. Presenters: Jim Meyers, SWEEP; Joe Medosch, EEC; Brad Turner, Southface; Matthew Anderson, BPI.