Zaren fiberglass kayan rufin lantarki ne, masaku na masana'antu na lantarki, bututu da sauran kayan masana'antu. Ana amfani da shi sosai don allon da'ira, saka kowane nau'in masaku a cikin iyakokin ƙarfafawa, rufewa, juriyar tsatsa, juriyar zafi da sauransu.
Ana yin zaren fiberglass ne daga zaren fiberglass mai girman 5-9um wanda aka tattara aka juya shi zuwa zaren da aka gama. Zaren fiber gilashi muhimmin abu ne ga dukkan nau'ikan kayayyakin kariya, kayan injiniya da masana'antar lantarki. Kammalawar zaren fiber gilashi: Kamar, masana'anta mai matakin lantarki, hannun riga na fiberglass da sauransu, zaren gilashi mai jujjuyawa yana da ƙarfi mai yawa, juriya ga tsatsa, juriya ga zafi, ƙarancin fuzz da ƙarancin sha danshi.
