... corrosion fiberglass window for Aluminum smelter plant ideal for corrosive environment, such as Alumunium smelter plant, chemical plant, etc Yalong window ... Fire resistant(if required)Many color for choosingWidely used for power plant, chemical plant, water treatment plant, warehouse, oil, etc.fiberglass ... in China, specialized in produce frp composite for 20 years, below is part of Yalong China ...