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Cortizo Windows Bi-fold doors

A to Z a design and glass is a supplier of quality Windows, Sliding doors, folding doors made in wood, Cortizo aluminium or steel. In this article we propose to discuss Cortizo Windows Bi-fold doors.


  • • Up to 14 sashes: inward and outward opening • Possibility of either even or odd number of sashes • Option to embed the lower frame in the floor • Maximum glazing thickness – 45 mm • Opening possibilities – Interior Up to 14 sashes

• Exterior – Up to 14 sashes Possibility of corner sash at 90º without mullion • Sections Frame – 73 mm / Sash – 73 mm • Profile thickness Door 1.8 mm • Polyamide strip length Frame 20 mm / Sash 30 mm • Maximum dimensions/sash Width (L) = 1,200 mm, Height (H) = 3,000 mm • Maximum weight/sash 120 kg


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