Back in the 1970’s architectural aluminium, shopfronts, windows and curtain wall, was available in anodised finishes. These finishes were limited to silver, bronze and black. In the day, replacement window companies often offered a silver framed aluminium casement window set in a hardwood frame. The finish was exceptionally robust and if you look round today, some of these home improvement windows are still performing well. So why did we all but stop using anodised finishes? Find out more in Construction Update’s September Issue