UPVC is Unplasticised Poly Vinyl Chloride and is a rigid form of PVC often used in the building industry as a low-maintenance material. Aluminium was discovered by man as one of the lightest metals in the world. But once again since its discovery it has not evolved and will always have its flaws.UPVC has evolved from basic plastic to one of the most advanced products in the world. Like DNA manipulation researchers have managed to add all the benefits of wood and aluminium. UPVC – is the future.