Toilet bowls; water supply installations, namely, pressure regulators for water installations; water purifying apparatus and machines; sanitary apparatus and installations, namely, shower panels, shower head sprayers, shower heads, shower mixing valves, shower screens, showers, vanity top sinks, faucets; hot water heating installations; toilet seats; water flushing installations, namely, toilets; taps being faucets; water closets; electric air deodorizing apparatus