11 Apparatus for water supply and sanitary purposes, namely, toilet tanks and water purification tanks, and faucets; toilets, cisterns and bidets; shower systems and installations consisting primarily of shower heads and shower receptors, shower cubicles, showers, shower bases, recessed shower panels, shower screens, shower doors, shower frames, shower panels, shower enclosures, moulded recessed shower panels and bases; bath tubs, spa bath tubs and cubicles; vanity sink basins; hot tubs; sinks; kitchen sinks; tapware, namely, tap water faucets, and water faucet spouts; water closets and water flushing installations consisting primarily of flush levers and flushometer valves; lighting apparatus, namely, outdoor lighting fixtures, garden lighting fixtures, and accessories therefore, namely, light bulbs; heating apparatus and heaters, namely, indoor gas water heaters, and indoor electric space and radiant heaters and outdoor gas pavement heaters; apparatus for irrigation, namely, sprinklers, sprinkler heads; installations and apparatus for heating, lighting, ventilating, steam generating, drying, refrigerating, and cooking including with gas or liquefied gas namely, cooktops, ceramic, coal, electric, gas, oil cooking, oil, slow burning, solid fuel burning and wood burning stoves and baking, coffee roasting, convection, domestic cooking, folding portable, induction, and microwave ovens, gas burners for domestic and commercial use and gas grills; electrochemical gas generators; gas plumbing supplies, namely, direct vents for gas appliances