... excellent quality:smooth texture,resist corrosion and acid rain,etc 3.L-T:15-20days 1.Introduction: Product:Lay-in ... or perforatedPerforation Dia:Φ0.8mm,Φ1.8mm, Φ2.3mm,Φ3.0mm etc.Colour: White 808C,5218A,or CustomizedCoating: indoor, ... 0.8pc/sqm;T-shaped main carrier,0.225pc/sqm,3.6m/pc;T-shaped cross carrier,1.35pc/sqm,1. ... 2m/pc;T-shaped cross carrier,1.35pc/sqm,0.6m/pc;angle,0.66m/sqm,3m/pc;M6 hanger, ...