Our slimline aluminium bi-folding doors with transoms are precision engineered in the UK to deliver outstanding strength, enhanced thermal efficiency, and sleek contemporary design.
Specifications & Features:
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Width: 2400mm – 4800mm
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Height: 2600mm – 3000mm
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Internationally trusted locking systems, handles, and premium hardware
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Built for exceptional strength, security, and durability
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Ultra-smooth bottom-running mechanism for seamless glide
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30mm polyamide thermal break achieving thermal values up to 1.4 W/m²K
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120mm ultra-slim sightlines to maximise natural light and uninterrupted views
A high-performance, large-span bifolding solution combining modern aesthetics with reliable engineering excellence.













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