Fecha de publicación: 03/04/1964 Fuente: WIPO "honey" Flexible tube 10 carries at one end a tubular metal connector 14 to which a rubber plug 15 of segmental cross section is fitted. A tubular metal connector 12 is pushed into the other end of tube 10 the free ends of the connector fitting into flexible rubber adaptor 11. In use adaptor 11 is pulled over a high pressure spout or water tap while plug 15 is held down to close the waste opening of a sink or bath so that high pressure water flowing through tube 10 will remove a blockage from the waste pipe.