Kaca pultrusion struts, uga dikenal minangka l-shaped ngudani, drawing ngudani, venting ngudani, lan sapiturute, digawe saka non-alkali serat kaca impregnated thermosetting resin dening proses pultrusion, kang nduweni kekuatan mechanical dhuwur, sifat electrical banget, lan flame retardant. .resistance karat, resistance busur lan kaluwihan liyane.Utamané digunakake kanggo garing-jinis trafo interlayer ventilasi lan cooling, reaktor lan gelombang blocker.
