Total Voting Rights

                                                                                                                        27 February 2026

Porvair plc

("Porvair" or the "Group" or the "Company")

Total Voting Rights

The Company's issued share capital consists of 46,500,766 ordinary shares of 2 pence each with voting rights. Therefore, the total number of voting rights in the Company is 46,500,766. This figure may be used by shareholders in the Company 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 Guidance and Transparency Rules.

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Notes to Editors

Porvair is a group of specialist filtration, laboratory and environmental technology businesses.  Its businesses design and manufacture a range of bespoke consumable filtration products that are used in a range of niche filtration markets.  It operates in three divisions: Aerospace & Industrial; Laboratory; and Metal Melt Quality.