...Asif M. Purpose Life cycle assessment (LCA) is a useful tool to determine the environmental performance of materials and products. The purpose of this paper is to undertake the LCA of double-glazed aluminium-clad timber windows in order to determine their environmental performance. Design...

..., for the classes. Velux is a proprietary software and it enables natural lighting analysis practically. Findings Chosen classrooms are examined regarding their having sufficient natural illumination. The height of windows from the floor is changed, and the resultant effects on natural lighting...

...John H. Lane PVC‐U replacement windows are being installed in domestic property across the developed world. It could be argued that this is a result of vigorous marketing, a need for energy conservation and possibly creative advertising. Citizens in Europe, the USA, even former Soviet countries...