Setting the 7-Star standard: The benefits of uPVC windows for energy efficiency and performance
As the National Construction Code increases its 6-star minimum NatHERS rating to 7, with even further increases likely in the future, the requirements for high-performance windows become more significant than ever. While popular in modern building design, it is predicted that neither aluminium nor thermally broken aluminium windows will be able to meet future increases in energy rating requirements. So, what are the alternatives?