The Sustainable Home

The common origins of Superinsulation, Passivhaus, and Net Zero homes

A lot of valuable lessons were learned as a result of the oil crises of the 1970’s. Unfortunately in the 1980’s many of the conservation initiatives from the 70’s were abandoned – but the skills, knowledge and awareness garnered at the time were not lost, and we’re benefiting from them today. In building science big strides were made in insulation and air sealing of houses, and a lot of this knowledge came out of two projects in Illinois and Saskatchewan. In 1976 a group at the University of Illinois at Urbana-Champaign developed a design which they named the “Lo-Cal” house, which used

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