BS EN 16941-2:2021 On-site Non-potable Water Systems

Introducing the BS EN 16941-2:2021, a comprehensive standard that provides guidelines for the implementation and management of on-site non-potable water systems, specifically focusing on systems for the use of treated greywater. Released on February 2, 2021, this standard is an essential resource for professionals in the water management and environmental sustainability sectors.

Overview

The BS EN 16941-2:2021 standard is a pivotal document that addresses the growing need for sustainable water management solutions. As water scarcity becomes an increasingly pressing issue worldwide, the use of treated greywater presents a viable alternative to reduce the demand on potable water supplies. This standard outlines the necessary requirements and best practices for designing, installing, and maintaining systems that utilize treated greywater for non-potable purposes.

Key Features

• Standard Number: BS EN 16941-2:2021
• Pages: 32
• Release Date: February 2, 2021
• ISBN: 978 0 580 99040 3
• Status: Standard

Benefits of Using Treated Greywater

Greywater, which is wastewater generated from domestic activities such as laundry, dishwashing, and bathing, can be treated and reused for various non-potable applications. The benefits of using treated greywater include:

• Water Conservation: By reusing greywater, the demand for fresh potable water is significantly reduced, contributing to water conservation efforts.
• Cost Savings: Utilizing treated greywater can lead to reduced water bills and lower costs associated with water supply and wastewater treatment.
• Environmental Impact: Reducing the volume of wastewater discharged into the environment helps minimize pollution and supports ecological balance.
• Resource Efficiency: Treated greywater can be used for irrigation, toilet flushing, and other non-potable applications, optimizing the use of available water resources.

Applications of the Standard

The BS EN 16941-2:2021 standard is applicable to a wide range of settings, including residential, commercial, and industrial environments. It provides guidance for the following applications:

• Residential Buildings: Implementation of greywater systems in homes to support sustainable living practices.
• Commercial Facilities: Integration of greywater systems in office buildings, hotels, and shopping centers to enhance water efficiency.
• Industrial Sites: Utilization of treated greywater in manufacturing processes and other industrial applications to reduce water consumption.
• Public Infrastructure: Incorporation of greywater systems in public facilities such as parks and recreational areas to promote environmental stewardship.

Compliance and Implementation

Adhering to the BS EN 16941-2:2021 standard ensures that greywater systems are designed and operated in compliance with established safety and quality criteria. The standard provides detailed specifications for:

• System Design: Guidelines for the planning and design of greywater systems to ensure optimal performance and safety.
• Installation Procedures: Best practices for the installation of greywater systems, including considerations for plumbing, filtration, and storage.
• Maintenance Requirements: Recommendations for regular maintenance and monitoring to ensure the continued efficiency and safety of greywater systems.
• Quality Assurance: Criteria for assessing the quality of treated greywater to ensure it meets the necessary standards for non-potable use.

Why Choose BS EN 16941-2:2021?

The BS EN 16941-2:2021 standard is an invaluable tool for anyone involved in the design, implementation, or management of greywater systems. By following this standard, you can ensure that your systems are not only efficient and cost-effective but also environmentally responsible. Whether you are a water management professional, an environmental consultant, or a facility manager, this standard provides the knowledge and guidance needed to implement successful greywater systems.

Investing in the BS EN 16941-2:2021 standard is a step towards a more sustainable future, where water resources are managed wisely and responsibly. Embrace the potential of treated greywater and contribute to a greener, more sustainable world.

BS EN 16941-2:2021

• 93.025 External water conveyance systems

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:

1. WC flushing;

2. garden watering;

3. laundry;

4. cleaning purposes.

This document also specifies the minimum requirements for greywater systems.

Excluded from the scope of this document are:

1. the use as drinking water and for food preparation;

2. the use for personal hygiene purposes;

3. direct use systems without treatment;

4. product design for specific system components;

5. industrial effluents;

6. heat recovery and cooling demands.