Expanding foam insulation fills a gap behind the deck soffit. Jordan, from The Levy Partnership, adds expertise in building science to our Passive House project.L. to R. –  On his first site visit, consulting engineer Jordan Dentz meets with Susan, general contractor Bill Stratton, and architect Brian Marsh of Dennis Wedlick Architect.Bill Stratton updating the group on construction progress. Next week should be good weather for raising the SIPs onto the glulam structure.