comfortboard 80 on 12/12 roof

Energy retrofit on 1906 balloon-framed farm house in climate zone 6. Rafters are 3×5 approximately 30″ OC. Currently working with structural engineer on strengthening framing to carry additional weight of… Energy retrofit on 1906 balloon-framed farm house in climate zone 6. Rafters are 3×5 approximately 30″ OC. Currently working with structural engineer on strengthening framing to carry additional weight of…Read MoreGreenBuildingAdvisor