Ubu ni mm 9 z'ubugari bwa tube bong muburyo bworoshye nta percolator ikozwe mubirahure.Ifite ibibarafu ku ijosi hepfo hamwe n’ibinure, bihamye.Biroroshye kandi byoroshye gukoresha, bisukuye.Urashobora kuyijyana hanze, kuyikoresha mugihe cyurugendo, cyangwa ukishimira ibihe byiza bya hemp murugo.Hano hari ubunini butatu bwo guhitamo kuva: santimetero 12, santimetero 15 na 18.Hamwe n'uburebure butandukanye, uburambe bwigihe cya bong buratandukanye.Bongs zose hamwe nibikoresho bihuye.