Marshall Leslie

@MarshallLeslie

Observations on housing, construction economics, sustainable building, water efficiency, and codes and standards in (most of the time) North America.

Chart shows Ontario new home #energy & #green label ranking 2006-12 #CHBA #NAHB #housing #LEED

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908 days ago

Chart shows Ontario new home #energy & #green label ranking 2006-12 #CHBA #NAHB #housing #LEED

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