Anti-splash tap nozzles; Bath screens; Fitted liners for baths and showers; Flexible pipes being parts of bath plumbing installations; Mixer taps for water pipes; Pipes being parts of sanitary facilities; Regulating accessories for water or gas apparatus and pipes; Safety accessories for gas pipes, namely, flashback arrestors and reverse flow check valves; Tap-water purifying apparatus; Tap water faucets; Taps; Washers for water taps; Water purification installations