Sprinkler systems for irrigation; Garden sprinklers [automatic]; Valves being parts of sprinkler systems; Agricultural irrigation units; Irrigation spray nozzles; Drip irrigation systems; Watering apparatus [automatic] for garden use; Sprinkling devices [automatic], other than machines; Filters for use with swimming pools; Filters for industrial and household use; Filters for water purifiers; Water treatment filters; Filters for use with apparatus for water supply; Sanitary drain armatures for drip pipelines; Extractor fans.;