BS4568 conduit
1)size:16.20.25.32.mm
2)plastic cap and coupling
3)threading ends
4)class 3 and class 4

BS4568 steel  conduit

class 3 and class 4 conduit

one end with a coupling ,one end with a plastic cap

size :20mm *1.6mm *3.75 m

         25mm*1.6mm*3.75 m

        32mm *1.6mm*3.75 m

surface finish :hot -dip galvanized