Common problems to avoid when installing uPVC windows

If a PVCu window is not fitted properly, consumers can experience all kinds of problems, including draughts, water or damp getting in, and poor operation.
As a national qualification and advice body, the GQA comes across many badly installed windows. Here, Andy Carrington talks to Liniar about some of the main issues and how to make sure they are avoided when fitting new or replacement windows.