Outer diffuser obtained from weaves of colored PVC tubes compounds with polyester painted phospho-chromated aluminum tubular internal frame. Inner diffuser in opal-colored, vacuum -formed polycarbonate. and removable without tools use, for bulb change. Diffuser support in anodized and liquid gray painted, die-cast aluminum alloy Diecast aluminum alloy ceiling fitting with brilliant finish Injection-molded polycarbonate (PC) cover rose. 316L stainless steel stem â€“ polished. In order to obtain good weather resistance, all the painted details have undergone a "galvanicâ€ phosphochromate treatment for enhanced corrosion resistance.