Washbasin Icho chinangwa chevortex dhizaini kuwana fomu nyowani yekufambisa kuyerera kwemvura mumashawa kuti awedzere kushanda kwavo, kupa kwavo ruzivo rwevashandisi nekuvandudza kwavo hunhu uye hunhu. Mhedzisiro iyi fananidzo, inotorwa kubva kune yakagadzirirwa vortex fomu iyo inomirira drain uye kuyerera kwemvura iyo inoratidza inoratidza iyo chinhu chose sechinhu chinoshanda yekushambidza. Fomu iri rakasanganisirwa ne tap, inotungamira mvura ichipinda munzira inotenderera ichibvumidza huwandu hwakafanana hwemvura kuvhara yakawanda ivhu zvinozoguma nekuderedzwa kwemvura yekushambidza.