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Monthly Archives: May 2018

  • Making a 19th Century Cottage Into a Carbon and Energy Neutral Home

    In 2004, architect Cathal Stephens and his wife Sarah bought a 19th century stone cottage in the northwestern countryside of his native Ireland. “Once we owned it, we realized we’d need to expand the building and that there were a lot of things that needed improvement,” he said. “We wanted to do a good job of it, and at the same time, make it sustainable.” To do this, Stephens utilized Passive House Principles. Simply stated, the requirements are as follows: A very high level of insulation around the roof, floor, walls, windows and doors, with virtually no gaps. An airtight...

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