Peter Yost

Building Science Puzzles: The Jigsaw Approach

Tracking down performance problems is all about getting the building science right–and following the rules of jigsaw puzzles AUTHOR’S NOTE: This blog was originally published on GreenBuildingAdvisor in October 2016 and recently posted here because I am doing a new companion blog to this one, posting it soon… Just about every week, I get a …

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Dealing with Construction Moisture

How much moisture does a new building release and do I need to worry about it? Depending on where, when, how fast, and how well you build, construction moisture—sometimes called “built-in” moisture—may require significant one-time management. I learned from my grandmother that my great-grandfather was a Pennsylvania home builder. She told us that he never …

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Animal, Vegetable, or Mineral (Part II)

An environmental microscopist’s perspective In part I of this blog, we looked at some puzzling examples of unidentified substances from buildings I have investigated over the years and discussed how sometimes it is challenging to determine whether what looks like something that is growing on various surfaces of buildings is actually alive, dead, or neither. …

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First Look at Tstuds

Does this new wall truss one-up double-stud walls and continuous exterior insulation? High-performance exterior walls typically handle thermal bridging at framing members in one of two ways—either the building is wrapped in some thickness of continuous rigid insulation outside of the sheathing or the home is framed with staggered, double-stud walls. Each of these two …

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About Peter Yost...

Peter is the person you turn to if you want to truly understand how buildings work: their design specification, construction, performance assessment and more.  Building-Wright is where you will learn from Peter.  Enjoy!