Spray foaming over other insulation

Hello. I’ve been trying to solve for a fix for my attic that was constructed wrong. Currently it’s a completely unvented assembly (no ridge soffit or gable vents).  The current… Hello. I’ve been trying to solve for a fix for my attic that was constructed wrong. Currently it’s a completely unvented assembly (no ridge soffit or gable vents).  The current…Read MoreGreenBuildingAdvisor