Directors' Notification of Dealing in Shares

IMI PLC
30 June 2000


LETTER TO:     COMPANY ANNOUNCEMENTS OFFICE

Pursuant to Section 329 of the Companies Act 1985 I hereby notify you that this
Company yesterday received notice from The Share Centre, as PEP Manager, of the
following purchases made on 26 June 2000 on behalf of Directors of this Company
of IMI Ordinary shares at a price of 282 pence per share:

         Director                           No. of Shares

         G J Allen                              103
 
         N C Paul                               4

These transactions result from The Share Centre's quarterly income re-investment
for June.

LETTER FROM:   P A BOULTON, IMI DEPUTY COMPANY SECRETARY