Respond to these showcases www. ajplus. co. uk/ajdirect Readers may obtain information about these products by filling in the enquiry numbers on an AJ enquiry card. Advertisers wishing to promote their products on these pages should contact Chris Bond on 020 75056816 Aluminium windows from Beaufort's Advanced System are combining a traditional look with modern energy efficiency and easy maintenance at Bickenhall Mansions, a listed residential building in London's West End. The windows have replaced timber fenestration in 33 luxury apartments.