Introducing Calibre

Introducing the new Calibre Window System range. Built in Britain Calibre gives you the best of everything you need and cuts out everything you don’t.

The result is a stylish, yet reliable window system with solid performance- everything you would expect from the top brands.

Calibre window systems deliver quality, performance and service at exceptional value.

No frills. No fuss. No headaches. Just results…



Learn more about the range