Our UK-manufactured slimline aluminium bi-folding doors with transoms are precision engineered to offer outstanding structural integrity, superior thermal performance, and modern architectural appeal.
Specifications & Features:
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Width: 2400mm – 4800mm
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Height: 2200mm – 2600mm
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Premium, internationally recognised locks, handles, and hardware
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Built for maximum strength, security, and long-term durability
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Ultra-smooth bottom-running system for seamless operation
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30mm polyamide thermal break delivering thermal efficiency up to 1.4 W/m²K
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120mm ultra-slim sightlines to maximise natural light and uninterrupted views
A high-performance glazing solution combining security, efficiency, and sleek contemporary design.













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