1.Corrosion Resistant 2.Light Weight and High Strength 3.Rich color 4.Wide utilization 5.Long-service life 1,Product Features1)Lightweight, high strength2)Corrosion resistance, excellent weatherability3)Various specifications, size and diverse4)Rich color5)Longer life, low maintenance2,Product Detailssize : 120 * 200 * 3mm. The lid part is molded fiberglass 3,Package FRP I-beam