Zingwe za fiberglass ndi zida zamagetsi zamagetsi, nsalu zamagetsi, machubu ndi zinthu zina zopangira mafakitale. Amagwiritsidwa ntchito kwambiri pa bolodi la madera, kuluka nsalu zamitundu yonse munjira yolimbitsa thupi, kutchinjiriza, kutukuza, kukana kutentha ndi zina zotero.
Zingwe za fiberglass zimapangidwa kuchokera ku 5-9um firchglass yomwe imasonkhanitsidwa ndikukhotakhota imodzi. Galasi fiber ndilofunika zopangira mitundu yonse ya zinthu zonse zotchinga, monga mafakitale a Garfiber, Kukaniza kwa Phule, Kukaniza Kwachilengedwe