Saturday, May 10, 2014
“When people ask me to describe our passive house I say we use 90 percent less energy to heat and cool,” Ritchie says. The home has 16 inches of insulation. The average temperature inside is 70 degrees. In summer, it is maintained by opening and closing the Intus windows and doors. In winter, a heat-recovery ventilator snatches warm air before it is exchanged for fresh.
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