Annual Information Update

Porvair PLC
05 June 2007


           Annual Information Update for Porvair plc (the 'Company')

In accordance with Prospectus Rule 5.2, the Company sets out below a summary of
the information that has been published or made available to the public over the
previous twelve months, up to and including 4 June 2007.

The information referred to in this Annual Information Update was up-to-date at
the time it was published but such disclosures may now be or may at any time
become out-of-date due to changing circumstances.


1. Announcements made via a Regulatory Information Service

All of the announcements listed below can be obtained from the London Stock
Exchange website: www.londonstockexchange.com.

Date of Announcement            Brief Description of Announcement
31 May 2007                     Notice of results
18 April 2007                   Results of AGM
17 April 2007                   Re Contract
19 March 2007 (18.23)           Holding in Company
19 March 2007 (18.18)           Holding in Company
13 February 2007                Holding(s) in Company
8 February 2007                 Contract win
5 February 2007                 Holding(s) in Company
30 January 2007                 Board appointment
30 January 2007                 Preliminary results
22 January 2007                 Acquisition of Omnifilter
19 December 2006                Total voting rights
15 December 2006                Transaction in own shares
11 December 2006                Trading update
15 November 2006                Holding(s) in Company
13 November 2006                Holding(s) in Company
3 October 2006                  Change of Adviser
13 July 2006                    Holdings(s) in Company
4 July 2006                     Interim Results
20 June 2006                    Notice of Results


2. Documents filed at the Companies House

Copies of these documents can be obtained from Companies House, Crown Way,
Cardiff, CF14 3UZ or at the Companies House website www.companieshouse.gov.uk

Date                 Document Filed
30 May 2007          Annual return s 363 and Annual report and accounts
23 April 2007        Special resolutions passed at the 2006 AGM
24 February 2007     Appointment of a director s288a


3. Documents published and sent to Shareholders

Date                 Document
13 March 2007        Annual Report and Accounts 2006 and Notice of AGM
31 July 2007         Interim results 2006


4. Documents filed with the UKLA Document Viewing Facility

Copies of the following documents were sent to the Document Viewing Facility of
the FSA and can be viewed at the UK Listing Authority, The Financial Services
Authority, 25 The North Colonnade, Canary Wharf, London E14 5HS.

Date                 Document
23 April 2007        Resolutions passed as special business at the 2006 AGM
13 March 2007        Annual Report and Accounts 2006 and Notice of AGM
31 July 2007         Interim results 2006


Copies of all documents referred to above are also available from the Company
Secretary, Porvair Plc, Brampton House, 50 Bergen Way, North Lynn Industrial
Estate, King's Lynn, Norfolk, PE30 2JG.

For further information, please contact:

Porvair plc                                                  01553 765 500
Chris Tyler, Group Finance Director

Buchanan Communications                                      0207 466 5000
Charles Ryland / Ben Willey / Susanna Gale





                      This information is provided by RNS
            The company news service from the London Stock Exchange