The Historic Preservation Society of Durham

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Register for the Harkrader House Tour TOMORROW 10/10: https://www.ncmodernist.org/HarkraderTour.htm "Using six inch wide boards (2x6) in exterior wall framing instead of four inch wide boards (2x4) which are traditionally used…

increases the depth of a building’s exterior walls which creates space for 50% more insulation." Explore the practical principles behind the Harkrader Method — from orientation and natural light to thermal mass, insulation and awning placement — showing how timeless design decisions create healthier, more comfortable and more efficient buildings at: https://www.harkraderhouse.com/learn
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