Faucets; Air-conditioning, air cooling and ventilation apparatus and instruments; Barbecue grills; Charcoal grills; Drainage water treatment tanks; Dripper irrigation systems, comprised of valves, filters and regulators; Drying apparatus for use in heating, ventilation systems, air conditioning systems and refrigeration systems; Flexible pipes being parts of sink plumbing installations; Multi-purpose, electric countertop food preparation apparatus for cooking, baking, broiling, roasting, toasting, searing, browning, barbecuing and grilling food; Photovoltaic-based power plants; Pipes being parts of sanitary facilities; Plumbing fitting, namely, vacuum release safety valve for flow shutoff in pools and spas; Regulating accessories for water supply, namely, metered valves; Sink drainer system comprised of a drain tray, sink mount, kick stand and rod; Ventilating exhaust fans