Directors' Dealings

IMI PLC
11 October 1999

Letter to Company Announcements Office

Pursuant to Section 329 of the Companies Act 1985 I hereby notify you that this
Company has today received notice from The Share Centre, as PEP Manager, of the
following purchases made on 6 October 1999 on behalf of Directors of this
Company of IMI Ordinary shares at a price of 272 pence per share:

Director                      No of Shares

G J Allen                        95
N C Paul                          9

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

Letter from IMI plc