Thick Walls – Green Homes – Oregon

Do you know about Passive House or Passivhaus as they say in Germany?  They use wood frame walls – sometimes almost 12 inches thick!  I only heard about Passivhaus a couple of years ago but recently see more and more projects following this philosophy.   Apparently the founder of these ideas started in the USA during the 70’s solar revolution and took the ideas back to Germany and developed super low energy consuming homes.

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