Section 1: Performance Starts Long Before Energy Ratings When homeowners begin comparing aluminium and uPVC windows, one specification often dominates the conversation: the U-value. Energy ratings have become one of the most familiar ways of judging modern glazing, leading many people to assume that the window with the lowest published figure must automatically be the […]
Tag Archives: aluminium window performance
Mistake #1: Assuming All Aluminium Windows Are Essentially The Same One of the most common mistakes homeowners make when choosing aluminium windows is assuming that aluminium itself determines quality. At first glance, this seems understandable. Many quotations appear remarkably similar. The windows are all described as aluminium. The frames often look broadly alike in photographs. […]


