Prefabricated casing for integrating sliding shutter coffer in lintel

摘要

A heavy pre-fabricated casing (1), forming a parallelepiped, has an arch (2) positioned in its bottom part. The casing automatically bears on its supports (3). The casing incorporates a metallic frame (4) and a sliding shutter coffer (5). Assembly is made in a single operation. All or part of the front or rear facades of the casing can take facings of any nature desired.