If you know the meaning of the following symbol Click for a larger image (which is likely related to the load or standard of the lid), click on the question mark
Translation of the text on the cover: The HaGihon is at your service Water HaGihon Logo The HaGihon Company Ltd. Jerusalem Water and Sewage Corporation 12.5 B125 MK Kurdieh and his sons Standard mark of the Standards Institute of Israel EN124 B125 500