... structure house enveloped by the sandwich panel (PU/EPS/rock wool/glasswool) PU Sandwich Panel Thickness: 40mm,50mm,75mm,100mm, ... 150mmWidth: 950mm,1150mm ; 1000mm,1200mmRoof panel width: 980mm sandwich panel can be used as wall, roof and door. ... also have other kinds of sandwich panel: Core: EPS;rock wool;glass woolSandwich panel Cover:each side of the panel is high qualified steel ...