Paul Grahovac’s extensive credentials include: LEED AP, International Code Council, Air Barrier Association of America Technical, Flashing, and Whole-Building Testing Committees, National Concrete Masonry Association’s Air Barrier Task Force, ASTM Committees on building performance / vapor permeability / window installation, RCI Industry Advisory Council, ASHRAE, and the following National Institute of Building Sciences Councils: Building Enclosure Technology and Environmental Council (BETEC Building Enclosure Integration Committee) and the Council on Finance, Insurance and Real Estate, Passive House Alliance, Passive House Institute Builders Training.