The entire Extreme window collection has been designed to match any existing home décor. Sleek, slender frames achieve a uniquely minimalistic look, whilst offering the same robust qualities as traditional timber. There simply isn’t a more technologically advanced range of windows on the market today. Affordable and adaptable, choose from our modern casement window or opt for something a little more traditional.
Fantastic at retaining heat, the gorgeous sculptured frames contain 14 chambers so that they can provide a lifetime of quality insulation and durability. We couldn’t be more confident in the ability of our Extreme windows to heat your living space and keep it secure, that’s why we offer such a phenomenal guarantee.