A collection of five videos on a Passive House Retrofit in Sharon, CT (climate zone 5) executed by Ben Bogie, Built to Last, LLC.
This is by no means an exhaustive disection of the construction process, but it gives a good overview of what they did, why they did it, and exactly how it was done.
This building has since been certified as PHIUS+ from the Passive House Institute US.
Framing a roof with I-joists over the existing roof makes a ton of room for insulation and offers a short lesson in vapor movement through assemblies
Screwing I-joists to the outside of a wall—really—makes a lot more room for insulation on a deep energy retrofit in NW Connecticut
Consistent deck screw placement and spacing between deck boards comes from a system of jigs and spacers
