[Class : 6] Pipes And Tubes Of Metal; Metal Pipes For Liquid And Gas Transfer; Metal Hoses For Plumbing Use; Rain Traps Of Metal; Floor Drains Of Metal; Sewer Pipes Of Metal; Ducts Of Metal For Ventilating Installations; Pipe Muffs Of Metal; Collars Of Metal For Fastening Pipes; Tubes Of Metal; Underdrainage Pipes Of Metal; Skelps; Junctions Of Metal For Pipes; Pipe Spacers Of Metal; Pipe Extensions Of Metal; Couplings Of Metal For Tubing; Pipes, Tubes And Hoses, And Fittings Therefor, Including Valves, Of Metal.[Class : 11] Sanitary And Bathroom Installations And Plumbing Fixtures; Sanitary Installations, Water Supply And Sanitation Equipment; Waste Pipes For Sanitary Installations; Flexible Pipes Being Parts Of Sink Plumbing Installations; Flexible Pipes Being Parts Of Shower Plumbing Installations; Flexible Pipes Being Parts Of Bath Plumbing Installations; Bibcocks [Plumbing Fittings]; Toilets Incorporating Cisterns; Cistern Levers; Ball Cocks For Toilet Tanks; Toilet Bowls; Flues And Installations For Conveying Exhaust Gases; Safety Valves For Gas Pipes; Stop Cocks For Regulating Gas; Space Heaters; Radiant Linear Heating Systems; Space Heating Apparatus; Pavement Heating Apparatus; Heating, Ventilating, And Air Conditioning And Purification Equipment (Ambient); Flush Levers For Toilets; Flushing Tanks; Waste Fittings For Sanitary Ware; Shower Pans; Overhead Showers; Shower Units; Strainers For Use With Shower Trays; Flues For Ventilating Apparatus.[Class : 17] Flexible Pipes, Tubes, Hoses And Fittings Therefor (Including Valves), And Fittings For Rigid Pipes, All Non Metallic; Non Metallic Couplings For Pipes; Hose Bandages; Pipe Extensions (Non Metallic ); Non Metal Pipe Couplings And Joints; Insulation Jackets For Industrial Pipes; Casings Of Rubber For Tubes; Pipe Muffs, Not Of Metal; Plastics In The Form Of Sheets, Films, Blocks, Rods And Tubes; Fittings, Not Of Metal, For Rigid Pipes; Couplings (Non Metallic ) For Flexible Pipes; Hose Pipes Made Of Rubber; Rubber Tubes And Pipes; Flexible Hoses, Not Of Metal; Flexible Plumbing Pipes Of Plastic; Air Conditioner Hoses; Flexible Hoses For Conveying Liquids; Flexible Tubes For Use In Irrigation; Radiator Hoses (Non Metallic ).[Class : 19] Plastic Pipes For Plumbing Purposes; Plastics Pipes [Rigid] For Water; Rigid Pipes, Not Of Metal, For Building; Rigid Pipes And Valves Therefor, Non Metallic; Street Gutters, Not Of Metal; Plastic Conduits For Drainage; Drain Gullies, Not Of Metal; Sumps (Non Metallic ) [Structures]; Drain Pipes, Not Of Metal; Drain Traps [Valves], Not Of Metal Or Plastic.