Director Shareholding

Porvair PLC
22 November 2004


                          Porvair plc (the 'Company')                           
                                                                               
                             Director Shareholding                              
                                                                               

The Company was notified on 19 November 2004 that on the same day certain
directors increased their respective holdings in the Company's ordinary shares
of 2p each ('Ordinary Shares') as detailed below.

 
Director        No. of Ordinary  Purchase price       Resultant  % of the issued
                         Shares    per Ordinary      beneficial  share capital  
                    purchased           Share        interest                   
Christopher                                                                     
Tyler                   5,000             104p          5,000            0.014  
Ben Stocks             10,000             104p         81,050            0.225  


22 November 2004
 



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