[Class : 17] Electrical Conduits & Cassing Capping ( Trucking & Ducting Profiles ) Made Of Plastic (Pvc, Upvc, Etc.) , Cable Protection And Wire Routing Systems, Corrugated Or Flexible Pipes Made Of Rubber Or Plastic , Often Used In Electrical Wiring, Conduit Systems, Or Water Drainage, Plastic Pipes Made From Pvc, Cpvc, Hdpe, Ldpe, Ppr, Etc. Used For Water Supply, Sewage, ...