Is Cost the Barrier to Passive House Performance

A new NAPHN report by Bronwyn Barry, NAPHN Board Chair, looks at cost assumptions, barriers, and the reality of cost in achieving Passive House buildings. “Most non-profit developers we work with are all passionately seeking ways to build better for less. In our advocacy work at NAPHN, we’ve found that these developers are most concerned with two things: first cost to build, and operating costs for their occupants. Of these…



Passive House – A Workable Solution | Video

This 45 minute video "Passive House - A Workable Solution" was recorded on December 5th as part of a virtual meeting, hosted by "Communities for Sustainable Monterey County" (sustainablemontereycounty.org). CSMC is an "umbrella" organization that includes Local Action Groups from eight different jurisdictions within Monterey County. Jay Gentry, a PHCA Board Member was invited to present at the CSMC December Brunch. The presentation includes a basic overview of Passive House activities…



What is a Thermal Bridge?

A thermal bridge ‘free’ design is one of the 5 fundamental principles of Passive House design and construction. But, what even is a thermal bridge? Why are they important? And how do we go about reducing or eliminating them? We hope to answer some of these questions and more with this post, which has been adapted from the 2016 iPHA Factsheet “What is a thermal bridge?“, originally authored by PHI’s…


The “Duck Curve” – What it is – Why You Care

The intent here is a simplified explanation of how and why our patterns of electrical usage create issues for utilities, how rooftop solar impacts those issues, and how energy storage helps solve them. Think “Duck Curve for Dummies”. Two important facts about electricity are important to the explanation. First, electricity must be used as it is generated. A limited amount can be stored in batteries but it cannot be compressed…