Profile: Macrolux (UK ) Ltd. specializes in offering structured polycarbonate sheet. We also offer a full range of glazing bar systems and accessories. Macrolux® bronze-opal is available in a full range of widths from 700mm to 2100mm and in lengths of up to 12 metres. It is classed as self- extinguishing, does not emit poisonous toxic gases. It also provides thermal insulation.