Transaction in Own Shares

Spirax-Sarco Engineering PLC
08 May 2006


Spirax-Sarco Engineering Plc


8 May 2006


Transaction in Own Shares


Spirax-Sarco Engineering Plc announces that it has today purchased through
Merrill Lynch International 40,000 ordinary shares at a price of 955 pence per
share.



The purchased shares will all be held in treasury.  Following the above
purchase, Spirax-Sarco Engineering Plc will hold 610,500 ordinary shares in
treasury.



The total number of ordinary shares in issue (excluding shares to be held in
treasury) is 76,557,182.


END






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