tag:blogger.com,1999:blog-8103234233567818167.post7335893455080178885..comments2023-10-18T09:55:12.564-04:00Comments on passive preservation: insulation. #passivehouseUnknownnoreply@blogger.comBlogger1125tag:blogger.com,1999:blog-8103234233567818167.post-23570555626112749332012-03-05T07:20:40.214-05:002012-03-05T07:20:40.214-05:00Passive house has been a popular idea for houses. ...Passive house has been a popular idea for houses. It lessens the energy you may consume at home which makes it a good option.plumbinghttp://www.bes.co.uknoreply@blogger.com