Holding(s) in Company

Spirax-Sarco Engineering PLC
10 March 2003


SCHEDULE 10

NOTIFICATION OF MAJOR INTERESTS IN SHARES


1. Name of company


SPIRAX-SARCO ENGINEERING PLC



2. Name of shareholder having a major interest


LEGAL & GENERAL INVESTMENT MANAGEMENT



3. Please state whether notification indicates that it is in respect of holding
of the shareholder named in 2 above or in respect of a non-beneficial interest
or in the case of an individual holder if it is a holding of that person's
spouse or children under the age of 18


IN RESPECT OF CLIENTS WHOSE PORTFOLIOS ARE MANAGED BY THE SHAREHOLDERS NAMED IN 
BOX 2 ABOVE



4. Name of the registered holder(s) and, if more than one holder, the number of
shares held by each of them


SEE ATTACHED LETTER DATED 7TH MARCH 2003



5. Number of shares / amount of stock acquired


25,000



6. Percentage of issued class


0.0336%



7. Number of shares / amount of stock disposed


N/A



8. Percentage of issued class


N/A



9. Class of security


ORDINARY



10. Date of transaction


6.3.03



11. Date company informed


7.3.03



12. Total holding following this notification


2,252,196



13. Total percentage holding of issued class following this notification


3.0312%



14. Any additional information






15. Name of contact and telephone number for queries


PETER A. SMITH, TEL. [phone]



16. Name and signature of authorised company official responsible for making
this notification


FAY RICKETTS



Date of notification


10.3.03



The FSA does not give any express or implied warranty as to the accuracy of this
document or material and does not accept any liability for error or omission.
The FSA is not liable for any damages (including, without limitation, damages
for loss of business or loss of profits) arising in contract, tort or otherwise
from the use of or inability to use this document, or any material contained in
it, or from any action or decision taken as a result of using this document or
any such material.



Letter to Spirax-Sarco Engineering Plc

Dated 7 March 2003


Consequent upon a purchase in the market of 25,000 shares on the 06 March 2003,
Legal & General Group Plc now own the following number of shares which are not
subject to a concert party and will be registered as follows:


Material Interest


HSBC Global Custody Nominee (UK) Ltd A/c 775245                363,600
HSBC Global Custody Nominee (UK) Ltd A/c 357206              1,718,358
HSBC Global Custody Nominee (UK) Ltd A/c 866203                100,489
HSBC Global Custody Nominee (UK) Ltd A/c 360509                 69,749

                                                             2,252,196     3.03%


Please note that this percentage is based on our understanding that your issued
share capital is 74,300,622, which is the figure quoted by Exshare.


Please address any queries you may have to Michelle Lawrence on 020 7528 6701.


Yours faithfully


Julia Stone

Group A Signatory


Lee Toms

Group B Signatory



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