Keretse niba bisobanuwe ukundi, ibirahuri bya fibre fibre fiberglass bimaze kuboha bigomba kubikwa mukarere kwumye, gakonje kandi kikonje kandi kimeze neza. Ikoreshwa neza mugihe cyamezi 12 nyuma yitariki yo gukora. Bagomba kuguma mubikorwa byabo byumwimerere kugeza mbere yo gukoreshwa. Ibicuruzwa birakwiriye gutangwa ninzira yubwato, gari ya moshi, cyangwa ikamyo.