metal sheet closeup roofing of building industry big size, heat insulation material texture for reflection sun radiation and prote

aluminum alumna and architecture background big building clad cladding closeup coated coating construction contemporary corrugated cost durable efficiency efficient energy engineering environmentally extreme factory fiber for free friendly gable gray grey heat home house industry insulation interlocking iron light maintenance manufacturing material metal modern panel plating protect radiation rain reflection resistance rivet roof roofing roves sheet shelter size steel sun texture urban weather zinc