Exterior insulation over existing fiberboard & CCSF

As part of a whole home renovation we’re replacing the siding of our 1986 built house in Southern Ontario, climate zone 6.Existing wall, outside -> in is:- Aluminum siding- 1⁄2”… As part of a whole home renovation we’re replacing the siding of our 1986 built house in Southern Ontario, climate zone 6.Existing wall, outside -> in is:- Aluminum siding- 1⁄2”…Read MoreGreenBuildingAdvisor