GIG HARBOR, Wash. (Hanley-Wood News Service) ? Headed for the International Builders? Show this year? Don?t forget to stop by the Structural Insulated Panel Association?s ?SIPA Village.? Designed by architect Bill Chaleff, who specializes in custom SIP home designs, the Structural Insulated Panel Association?s exhibit is sure to grab attention with its ?cityscape? motif built with the strong, super energy-efficient panels. More