“I often shake my head looking at the typical North American house, thinking that they have been consciously designed to maximize jogs, surface area, potential leak locations and of course, heat loss. That if it doesn’t look good, just add another gable. Every time you make one of these jogs and gables, it adds what are called thermal bridges. They are pretty much a fact of life; turning a corner means more wood studs and less insulation.”

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