SSH EN 16941-2:2021

On-site non-potable water systems - Part 2: Systems for the use of treated greywater

Scope

This document specifies the principles of design, sizing, installation, identification, commissioning and maintenance of greywater systems with the purpose of use of greywater on-site.
It applies preferably for the use of treated greywater for:
- WC flushing;
- garden watering;
- laundry;
- cleaning purposes.
This document also specifies the minimum requirements for greywater systems.
Excluded from the scope of this document are:
- the use as drinking water and for food preparation;
- the use for personal hygiene purposes;
- direct reuse systems without treatment;
- product design for specific system components;
- industrial effluents;
- heat recovery and cooling demands.
NOTE Conformity with this document does not exempt from compliance with the obligations arising from local or national regulations.