The Extreme Collection is our most popular range, with good reason. This signature collection marries intricate profiles with best-in-class security and glazing technology, they’re a universal choice.
The doors and windows have best-in-class energy ratings and deliver a difference you’ll notice. They’re also backed by state-of-the-art security features that keep your home safe. And, available in a range of modern and contemporary colours, there’s a reason why they’re the best UPVC range on the market.