Aerofoils are aluminium profiles which are used for architectural purposes, such as being used as a partial shading device thereby reducing the amount of heat entering the building, as well as for its aesthetic appeal. The benefits of aerofoils is that they are durable and lightweight. Aerofoils are suitable for a variety of façade designs and are the preferred choice for indoor cooling by means of outdoor sun shading on modern commercial buildings large-scale glass curtain wall, windows, and glass roofs.