UNE-EN 16941-2:2021

This European Standard 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 European Standard also specifies the minimum requirements for greywater systems.

Excluded from the scope of this European Standard are:

the use as drinking water and for food preparation;

the use for personal hygiene purposes;

direct reuse systems for external use e. g. garden watering;

product design for specific system components;

industrial effluents;

heat recovery and cooling demands.

NOTE Conformity with this European Standard does not exempt from compliance with the obligations arising from local or national regulations.