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;
— 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.