8 Factors in Building Safe Double Stud Wall Cavities With Cellulose

On the Passive House in the Real World discussion board…
Expert instructor Mike Duclos discusses key factors to building double stud wall cavities (packed with Cellulose) safely

Student 1:
Hi Everyone, I’m excited to get started! I’m interested in looking into wall assembly details to compare and contrast the benefits of each. 
Mike Duclos:
In our area (MA) it is possible that […]

The Impact of Air Tightness on Ventilation in Passive House Design

When many first hear of the Passive House blower door test requirement of 0.6 ACH at 50 Pascals of test pressure, the first thing that comes to mind is the difficulty of designing and executing air barrier details that deliver this. They may not stop to consider how this level of air tightness impacts the […]

Leaders in High Performance Building: Best Green Energy Efficient Custom Home of 2015

At HeatSpring, we celebrate innovative builders and designers who work to improve the overall quality and performance of public and residential buildings…
Our Leaders in High Performance Building Giveaway was created for those who have helped plan, design, construct, and/or operate a high performance building. Entrants could submit a photo of their high performance project(s).* The photo could show the entire high performance building or […]