Lock for the door of the house, of high quality, made of machined and anodized aluminum with a steel lock cylinder, sliding locking system, it can also be closed from inside the house without using a key, providing extra security and open without using a key from the inside in an emergency.  

See the installation brico in the LOS BRICOS DE OBELIX banner and in the following link.

http://www.youtube.com/watch?v=-tV4iKuJrHo&feature=youtu.be