Change in Director's details

For immediate release                                                                                                6 October 2011

Porvair PLC (the "Company")

Change in Director's details

In accordance with Listing Rule 9.6.14 (1) Andrew Walker announces the following change to a director's disclosure required under Listing Rule 9.6.13 (3):

Andrew Walker, a Non-Executive Director of the Company, has confirmed to the Company that Brintons Ltd, a company of which he is Chairman, was placed into administration on 2 September 2011.

Save as disclosed above, there is no further information to be disclosed in accordance with Listing Rule 9.6.14 (1)

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