Notice of Results

Porvair PLC
22 December 2004

For Immediate Release                                           22 December 2004



                                  Porvair plc


Porvair plc, the specialist filtration and porous materials group, will be
announcing Preliminary Results for the year ended 30 November 2004 on Tuesday,
25 January 2005.

An analysts' briefing will be held at 10.00 am on Tuesday 25 January 2005 at
Buchanan Communications, 107 Cheapside, London, EC2V 6DN.



For further information please contact:

Charles Ryland / Ben Willey
Buchanan Communications                                       Tel: [phone]



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