Wall recess insert open to view comprises back and side walls produced from sandwich board consisting of core layer on which is mat forming back junction between corner cross-over area between back and side walls

摘要

Insert (100) comprises a back wall (1) and four side walls (2-5), connected of a piece to the back wall. Back and side walls are produced from a single section from a board of sandwich material, consisting of a core layer (6) and a mat (9) placed on one side of core layer. The mat is flexible, fixedly connected to the core layer and in the corner cross-over area between back and side walls it forms a back junction. The edge junctions from back wall to side walls are stuck together rigidly to one another.