Prexs Panel Roof panel - EPS sandwich panel, is combined of two faces of premium steel and EPS soundproof, insulating core. It is light but rigid, with smooth or delicately ribbed surface, Prexs Panel is applied in sheltering roofs for factory, warehouse, factories from industry, agriculture, national defense to civil engineering. Prexs Panel Roof panel offers outstanding effective solutions of insulating, anti-heat of stable quality, trusted by hundreds of contractors, used for thousands of projects nationwide.