Purpose: Roof of large span structure ,the mill of heat preservation and heat insulation, composite Purpose: Roof of large span structure ,the mill of heat preservation and heat insulation,composite house, villa for travel, container, etc.Feature: Graceful, coloury, original structure, light and high strenth, conveniencefor consturction, bearing, heat presenvation, waterproof, environmental protection,unsecondary decoration, simplify structure and short period for construction.Type:1060-type Strong cotton Sandwich board 1060-type PU Sandwich board 860/1060-type EPS Sandwich board

steel rock wool sandwich board