My builder wants to use Zip-R…I’m not so sure (Zone 6)

Hi all,I’m a homeowner who will soon be putting up a new custom house in Southern Ontario (Climate Zone 6). I’m working with a builder who is PassiveHouse certified, and they… Hi all,I’m a homeowner who will soon be putting up a new custom house in Southern Ontario (Climate Zone 6). I’m working with a builder who is PassiveHouse certified, and they…Read MoreGreenBuildingAdvisor