Transaction in Own Shares

Spirax-Sarco Engineering PLC
06 April 2006





Spirax-Sarco Engineering Plc


6 April 2006



Transaction in Own Shares

Spirax-Sarco Engineering Plc announces that it has today purchased through
Merrill Lynch International 25,000 ordinary shares at a price of 949.8 pence per
share.

The purchased shares will all be held in treasury.  Following the above
purchase, Spirax-Sarco Engineering Plc will hold 313,000 ordinary shares in
treasury.

The total number of ordinary shares in issue (excluding shares to be held in
treasury) is 76,854,682.




END



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