Transaction in Own Shares

IMI PLC
19 October 2007

IMI plc



Transaction in own shares


IMI plc announces that it has today purchased through Citigroup 100,000 ordinary
shares at a price of 543.3 pence per share.  The purchased shares will all be
held as treasury shares.  Following the above purchase, IMI plc holds 35,635,813
ordinary shares as treasury shares.  The total number of ordinary shares in
issue (excluding shares held as treasury shares) is 327,894,893.



Contact:

John O'Shea                              0121 717 3780




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