Mild Steel G28(0.35mm) Metal Deck +Poly Glass(1.0mm) Pergola Roof Awning With PVC Gutter - Frame Ms 1 1/2x3(1.6mm) Mix Ms 1x1(1.0mm) Hollow, Bean 2x4(1.6mm)Hollow , Pillar 4x4(1.9mm) Hollow