Drainage channel for 10 years , the products that are of high quality and corrosion resistance, are long lasting and require minimal maintenance. High compressive strength and bending strength, durability and resistance to frost make this channel ideal for many applications. The company has adopted pipeline production and has the ability of producing 10000tons of channels per year. All our channels are manufactured to meet the standards of iso 9001, obtain ce certificate and national patent certificate. Inside height£¨mm£©inside width(mm) Total height(mm)total width(mm)length(mm)load class 85 100 97 130 1000 A15