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 use 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.