6
Common metals and their alloys; metal building materials; transportable buildings of metal; materials of metal for railway tracks; non-electric cables and wires of common metal; ironmongery; small items of metal hardware; pipes and tubes of metal; safes; goods of metal not included in other classes; ores; flexible tubing, flexible hoses, flexible ducts, flexible ducting andconnectors for use with tubing or with ducting, all being of metal and all being for use with apparatus for lighting, heating, steam generating, cooking, refrigerating drying, ventilating, water supply and sanitary purposes; metal fittings for use with flexible tubing, flexible hoses, flexible ducts, flexible ducting and connectors for use with tubing or with ducting
11
Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes; flexible tubing, flexible hoses, flexible ducts and flexible ducting all being part of sanitary installations
17
Flexible tubing, flexible hose; flexible ducts and flexible ducting, none being for electrical purposes; connectors for use with tubing or with ducting; all made wholly or principally of plastics materials and included in Class 17