Holding in Company

Porvair PLC
12 December 2000

SECTION 198 COMPANIES ACT 1985 - 3% NOTIFIABLE INTEREST

We were advised today of the following declarable holdings by Scottish Widows
Investment Partnership Limited who is interested in 1,062,500 ordinary shares
and of this interest 793,257 shares are material interests:

Registered Owner                          No of Shares           % Holding

State Street Nominees Limited A/C XBY2      212,638
State Street Nominees Limited A/C W32L       59,756
State Street Nominees Limited A/C W33H      135,362
State Street Nominees Limited A/C XBJ2      174,674
State Street Nominees Limited A/C XBY4       83,125
State Street Nominees Limited A/C XBK6       68,540
RBSTB Nominees Limited A/C SW                27,521
RBSTB Nominees Limited A/C SW                31,641  

                                            793,257                3.083