Exercise of Options, etc.

Porvair PLC
25 August 2000


               Porvair plc ('the Company')
                   Exercise of options

Application has been made for 46,475 ordinary  shares  of
2p each in the Company ('Ordinary Shares') to be admitted
to  the  Official  List.  The Ordinary Shares  are  being
issued  pursuant to the exercise of options  by  Mr  L  G
Bingham,  a  director of the Company.   Of  these  26,475
Ordinary  Shares are being exercised at £2.3608p pursuant
to  the  exercise  of options under the  Company's  Share
Option  Scheme 1986 and 20,000 Ordinary Shares are  being
exercised  at  £2.99p  under the Company's  Share  Option
Scheme 1997. Admission is expected to become effective on
30 August 2000.

Following  the exercise of the options, Mr  Bingham  will
hold 51,475 Ordinary Shares and will hold an interest  in
options  over  20,000  Ordinary  Shares  exercisable   at
£4.13p.