Fiberglass imapereka ubwino wa kutchinjiriza magetsi, kukana dzimbiri, kutchinjiriza kutentha ndi kulemera kopepuka, chifukwa chake ndiye chisankho chabwino kwambiri pamagetsi & zamagetsi. Mapulogalamu: ma board osindikizidwa, zida zamagetsi zamagetsi, ma switch gearbox, insulators, zida zotetezera, zisoti zomaliza zamagalimoto ndi zida zamagetsi, ndi zina zambiri.