The most extensive and versatile range of security doors Dierre. The main lock is controlled by a double map key, while block "My" allows infinite substitutions of the key without changing the entire lock. If properly mounted, AT provides a noise reduction of 33 dB according to EN 140 and an air permeability class A2 according to EN 86.

Note: the values of noise reduction are measured in laboratory according to the standards mentioned. The values measured in a computer site can not reach similar values as a result of lower performance or imperfections of the civil engineering and assembly.

AT opens your world to safety. The quality 'of the best materials, because' a door is not 'just a door. Lerifiniture more 'sophisticated,' cause it's the details that make the difference. Technology to 'cutting-edge and experience in the field of security locks,' cause you deserve all the protection that can Dierre 'offer.

The lock and 'the heart of security Dierre to protect your space, to give character to your home, to leave the world behind how and when you decide.

AT has a double lock map: one of the most 'traditional and effective closure systems, characterized by a shaped key on two sides. Dierre increases the level of security thanks to the strength of a burglary and anti-drill steel plate that protects the aserratura from attempted burglary to My interchangeable block, which allows, in case of theft. loss or suspected copying of keys, infinite possibilities of the key without changing the entire lock.

AT and 'available in single, double doors and lock service.


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