Fiberglass yakasimbiswa mapurasitiki (FRP) matangi ekufambisa anonyanya kushandiswa kuchengetedza mugwagwa, njanji kana mvura yekufambisa yehasha, inoparadza kana yekupedzisira-yakachena midhiya.
Fiberglass tangi dzekufambisa kazhinji dzakakomba matangi ane masizi. Izvo zvakagadzirwa nesaini uye fiberglass uye kugadzirwa kwavo kunodzorwa nekombuta ine helix mhepo yekuita kana kuita neruoko-kumusoro kwemaumbirwo akasarudzika.