HIGH-REINFORCED CONSTRUCTION : Laser-cut steel door, 10 mm ( 15 mm by locks ), total thickness 61 mm. 4 mm thickness, anti-smashing, U-shaped rabbets. Chromium-plated , turning bolts ( Ø 25 mm ) mounted on double-supports : 4 + 4 mm. Manganese steel protection (4 + 2) on all the lock. Strong robotized weldings. Internal cover is bent. 2mm body, welded by continual wire. 3 mm of back-wall. Door with fire-resistant insultaing material.
CLOSING SYSTEM : 8 effective levers lock, antimanipulation device. One key-turn (183.641 variations). Device certified according to European Norm EN 1300 Class B .
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