1 February 2010

Hydrodec Group plc
(the "Company") 

Total Voting Rights

In conformity with the Financial Services Authority's Disclosure and Transparency Rule 5.6.1, the Company confirms that its issued share capital comprises 341,594,672 ordinary shares of 0.5p each ("Ordinary Shares").  

56,673,333 ordinary shares are held by a subsidiary of the Company and are therefore disenfranchised. As a result, the total number of ordinary shares with voting rights in the Company is 284,921,339.

The above figure of 284,921,339 ordinary shares may be used by shareholders as the denominator for the calculations by which they will determine if they are required to notify their interest in, or a change to their interest in, the share capital of the Company under the Disclosure and Transparency Rules. 

For further information please contact:

Hydrodec Group plc                                                            020 7786 9810
Neil Gaskell, Chairman
Mark McNamara, Chief Executive
Mike Preen, Company Secretary

Numis Securities Limited                                                   020 7260 1000
Nominated Adviser: Simon Blank
Corporate Broker: David Poutney / Alex Ham

Curve PR                                                                             07764 197003
Emma Davis