Side closure device of alveolated cooked earth products and roller blind box

摘要

Roller shutter box, of the type comprising a U-shaped part (11, 12) and a volume (14) in which a roller blind is placed, said volume (14) being closed at each end by a lateral closing device comprising a side wall (104, 112) and at least two crimping legs (105, 115), characterized in that the box is made of baked earth product (101, 111), because the Lateral wall (104, 112) is intended to seal most of the alveoli of the product (101, 111) hollowed in cooked earth, and because the at least two crimping legs fit into the alveoli of the product (101, 111 ) alveolate of cooked earth.