Isahluli sebhetri ye-Fiberglass kukwahlula phakathi kwebhetri yomzimba kunye ne-electrolyte, eyona nto idlala indima yokuba wedwa, ukuqhuba kunye nokwandisa amandla ebhetri.Isahluli sebhetri asikwazi nje ukuphucula ukusebenza kwebhetri, kodwa nokuphucula ukusebenza kokhuseleko lwebhetri, ukuqinisekisa ukusebenza okuzinzile kwebhetri.Izinto zokwahlula ubukhulu becala yi-fiberglass, ubukhulu bayo ngokuqhelekileyo yi-0.18mm ukuya kwi-0.25mm.Isahluli sebhetri yeFiberglass njengenxalenye ebalulekileyo yebhetri, idlala indima ebalulekileyo kwibhetri.Iindidi ezahlukeneyo zokwahlula iibhetri zineenzuzo zazo kunye nokungonakali kwaye zifanelekile kwiimeko ezahlukeneyo zesicelo.Ukukhetha i-fiberglass efanelekileyo yokwahlula imathiriyeli yebhetri ayiphuculi nje ukusebenza kwebhetri, kodwa ikwanciphisa amathuba okonakala kwebhetri, oko konyusa ubomi benkonzo kunye nokhuseleko lwebhetri.