• DESCRIPTIONDouble-skin, high security curved slats in extruded aluminium.

    It uses a self-locking system, with a 3 metre high door once closed providing 60 locking points simultaneously. Its slats are locked by configuring its profiles on the descent at all times, without the need for any external element or mechanism.

    This door is perfect for all businesses and residences where unexpected visits are not desired and where security is the main priority.
  • PRODUCT RECORDHighly-resistant, maximum security, self-locking roller blind model XT-300 by the Portalum brand with curved lines made of extruded aluminium 6063-T5 (Aluminium, Silicon, Magnesium and Titanium).

    A roll-up door consisting of a curved main profile and an intermediate locking profile. Due to their innovative design, these profiles are interconnected, and on fully lowering the shutter it allows the intermediate profile to rotate between the guides, producing an effective locking on both sides of the door and for each equidistance of the main slats that make up the roll-up door . This functional self-locking mechanism of the profiles without the addition of external mechanisms gives the XT-300 model in our roll-up range maximum security against unwanted intrusion and thefts in commercial premises, residential garages and industrial shutters. The XT-300 model allows the customer to choose from a wide range of terminations, with the solid, combined and die-cut versions with or without methacrylate.


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