Our UK-manufactured slimline aluminium bi-folding doors with transoms are expertly engineered to provide exceptional structural performance, advanced thermal efficiency, and contemporary elegance.

Specifications & Features:

• Width: 4200mm – 8400mm

• Height: 2200mm – 2600mm

• High-quality, internationally trusted locks, handles, and hardware

• Built for outstanding strength, security, and long-term durability

• Ultra-smooth bottom-running system for seamless operation

• 30mm polyamide thermal break delivering thermal values up to 1.4 W/m²K

• 120mm ultra-slim sightlines to maximise natural light and expansive views

A large-span bifolding solution that combines architectural sophistication with high-performance engineering.