Round lid surrounded by a square frame.
In this lid you can clearly see the combination of a round lid that can stand on its own and the same cover when combined in a square frame. Translation of the text on the cover
Optical fibers Tel Aviv municipality
The emblem of the Tel Aviv municipality
EN124 D400 600 IS 489
Standard mark of the Standards Institute of Israel 2012
Menashe Baruch & Co. Ltd.