Our UK-crafted slimline aluminium bi-folding doors with transoms are engineered for exceptional structural performance, enhanced thermal efficiency, and refined contemporary styling.

Specifications & Features:

• Width: 3000mm – 6000mm

• Height: 2600mm – 3000mm

• Premium, internationally trusted locks, handles, and hardware

• Designed for superior strength, security, and long-lasting durability

• Ultra-smooth bottom-running system for effortless 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 elegance with high-performance engineering.