Calibre profile offers exceptional reliability, excellent functionality and all of the benefits associated with PVCU – security, thermal efficiency, low maintenance, excellent acoustics, quality and performance. Whatever a homeowner wants from a modern PVCU window, they will find it with Calibre. and design with many advanced Features and benefits:

• No frills. No fuss. No headaches.

• Stylish. Practical. Straightforward.

• Beautifully bevelled. Clean white. Glossy. Beautifully bevelled

• Built in Britain

• Multi chamber profile for enhanced thermal efficiency.

• Lead free & 100% recyclable

• Pre-gasketed profile – unique design*. Perfect finish.

• Easily achieves the highest A Window Energy Rating.

• Suitable for all modern hardware.

• Outstanding thermal performance. Easily achieves excellent A rating. Calibre complies with all of the latest building regulations.