NBN EN 13310:2015

This European Standard specifies the functional requirements of and test methods for kitchen sinks for domestic purposes, which ensure that the product, when installed in accordance with the manufacturers’ instructions, gives satisfactory performance.
NOTE 1 For the purposes of this standard, the term "domestic purposes" includes use in hotels, accommodation for students, hospitals and similar buildings.
This document does not specify aesthetic requirements and the overall dimensions of kitchen sinks.
It does not apply to industrial kitchen sinks.
NOTE 2 All drawings are examples only; other forms are permissible.