Publication of a Prospectus

Affinity Water Finance PLC

(the "Company")

£10 million of 1.024% Sterling Denominated Retail Price Index-Linked Bonds due 2033

£60 million of 2.699% Sterling Denominated Fixed Rate Bonds due 2033

£250 million of 4.5% Sterling Denominated Fixed Rate Bonds due 2036

£85 million of 3.278% Sterling Denominated Fixed Rate Bonds due 2042

£60 million of 0.23% Sterling Denominated Consumer Price Index-Linked Bonds due 2042

£190 million of 1.548% Sterling Denominated Retail Price Index-Linked Bonds due 2045

issued by the Company and guaranteed by Affinity Water Limited ("Affinity Water")

28 February 2025

Publication of Prospectus

The following Prospectus has been approved by the Financial Conduct Authority on 28 February 2025 and is available for viewing:

The Prospectus dated 28 February 2025 (the "Prospectus") for the update of the £2,500,000,000 multicurrency programme for the issuance of guaranteed bonds financing Affinity Water Limited, with Affinity Water Finance PLC as the issuer and Affinity Water Holdings Limited, Affinity Water Limited and Affinity Water Finance (2004) plc as the guarantors.

To view the Prospectus, please paste the following URL into the address bar of your browser.

http://www.rns-pdf.londonstockexchange.com/rns/9242Y_1-2025-2-28.pdf

A copy of the Prospectus has been submitted to the National Storage Mechanism and will shortly be available for inspection at:

https://data.fca.org.uk/#/nsm/nationalstoragemechanism.

For further information, please visit our website or contact: [email protected]

Please direct any media queries to the [email protected]

Affinity Water Limited

Tamblin Way Hatfield

Hertfordshire

AL10 9EZ

DISCLAIMER - INTENDED ADDRESSEES

Please note that the information contained in the Prospectus may be addressed to and/or targeted at persons who are residents of particular countries (specified in the Prospectus) only and is not intended for use and should not be relied upon by any person outside these countries and/or to whom the offer contained in the Prospectus is not addressed. Prior to relying on the information contained in the Prospectus you must ascertain from the Prospectus whether or not you are part of the intended addressees of the information contained therein.

In particular, the Prospectus does not constitute an offer of securities for sale in the United States. This is not for distribution in the United States. The securities described herein have not been, and will not be, registered under the U.S. Securities Act of 1933, as amended (the "Securities Act"), or under any relevant securities laws of any state of the United States of America and are subject to U.S. tax law requirements. Subject to certain exceptions, the securities may not be offered or sold within the United States or to, or for the account or benefit of, U.S. persons or to persons within the United States of America, as such terms are defined in Regulation S under the Securities Act. There will be no public offering of the securities in the United States.

Your right to access this service is conditional upon complying with the above requirement.