Installation box for electrotechnical uses especially built in or hollow wall box has hard plastic box with hole for cable insertion covered by soft material

摘要

An Installation box for electrotechnical uses, especially a built-in or hollow wall box, comprises a hard plastic box (1) with a hole of diameter suitable for inserting tubes or cables (2). The hole is closed by a soft, especially plastic, layer (4) through which the tube or cable can be pushed.