Our UK-manufactured slimline aluminium bi-folding doors with transoms are expertly engineered to provide exceptional structural integrity, enhanced thermal efficiency, and contemporary architectural style.

Specifications & Features:

• Width: 1800mm – 3600mm

• Height: 2600mm – 3000mm

• Internationally trusted locks, handles, and premium-grade hardware

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

• Ultra-smooth bottom-running system for effortless operation

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

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

A robust, large-format bifolding solution combining performance, security, and sleek modern design.