supply all kind of prefab house,chicken house,school house, steel hangar, steel garage, steel shed,steel shelter, steel barn ... all kinds of steel structures, steel bulding, metal building, modular house, steel frame for warehouse, workshop, garage etc, steel beams, other ... -205-820(820mm wide),sandwich panel with EPS, ROCK WOOL , PU etc insulation thickness around 50mm~150mm, width 950mm or 960mm ...