... , Q235, galvanized Roof 50mm EPS sandwich panel Wall 75mm EPS sandwich panel, excellent insulation, brick painting outside DoorSteel ... panel prefab house Verified Information This information is Verified by Bureau Veritas and validity period is 2012/04/01 --- 2013/04 ... 08-1202-02 EPS Sandwich panel, XPS sandwich panel, PU sandwich panel, Rockwool sandwich panel and steel structure container ...