Passive House
  • Turnkey design, testing and certification services for Passive House, Passive House inspired buildings
  • PHPP Modeling, both first pass feasibility and fully compliant models
  • 'Quick start' educational module for architects, developers, builders new to Passive House designs
  • On-site inspections and blower door testing during construction
  • Architectural design services, full architectural services or assistance as desired
  • Critical detail development for existing plans
  • Mechanical design stratgies, equipment recommendations and evaluations
  • THERM 2D heat flow, LBL Windows, NFRC estimation, and other simulation services and interpretation
  • Assistance selecting key components of the building enclosure, such as windows,
  • Window, door, insulation, mechanicals and renewable energy strategies
  • Crew, vendor, and subcontractor training on site
  • Final Passive House certification assistance
  • Blower door, infrared and fog testing, and air sealing design detail
  • Ventilation system commissioning and performance verification
  • Quality assurance functions


Beaton House, the first Passive House Certified by PHIUS in Massachusetts, is described  here.

Falmouth House, the second Passive House Certified by PHIUS in Massachusetts, is described here.

An overview of the Westport Passive House, now in the construction phase, is available here.

Learn more about the Passive House inspired Williamsburg home here.

Learn more about the Passive House inspired Savoy home here.







“The Passive House Standard is the most rigorous building energy standard in the world. Consultants, projects or building components that have obtained the right to carry the logo have committed themselves to design excellence and the Passive House energy performance criteria.”
“Certified Passive House™ and the related Logo is a certification mark
owned by the Passive House Institute US | PHIUS and is used by permission.”