[Class : 17] Pipe Fittings [Junctions] (Non Metallic ) Parts Of Rigid Water Pipes, Flexible Hose Pipes Of Plastic, Fittings [Non Metallic] For Flexible Pipes, Flexible Pipes, Tubes, Hoses And Fittings Therefor (Including Valves), And Fittings For Rigid Pipes, All Non Metallic; Flexible Plastic Pipes For Plumbing Purposes In Class 17.