Air Barrier(s) for Unvented Roof Assembly (beams-T&G-plywood- rigid foam-plywood)

Hi all. I’m in the process of building my house with Faswall blocks, a type of ICF. All blocks are placed and filled with concrete and we’ll drop in the… Hi all. I’m in the process of building my house with Faswall blocks, a type of ICF. All blocks are placed and filled with concrete and we’ll drop in the…Read MoreGreenBuildingAdvisor