Bharavhavhavha yekuvhara inokiya siyana yepombi dzakasiyana nekubata mubato uri OFF chinzvimbo.Yedu diki bhora vharafu yekuvhara mudziyo ichakiya pombi madhayamita kubva 1/2′ kusvika 3′.Yedu hombe yevharuvhu yekuchengetedza yekuvhara inokiya iyo pombi dhayamita kubva 2' kusvika 8′.Equipment zvinhu zvakare zvinosiyana zvichienderana nekushandisa.Kune zvakare simbi yakajairwa bhora vharafu yekuvhara, asi inogona kuvharika chete.