Blocklisting Interim Review

RNS Number:3679U
Spirax-Sarco Engineering PLC
19 January 2004

                                   SCHEDULE 5

                        BLOCKLISTING SIX MONTHLY RETURN



To:     Listing Applications
        UK Listing Authority
        Financial Services Authority
        25, The North Colonnade
        Canary Wharf
        London, E14 5HS



               Please ensure the entries on this return are typed



1. Name of company


SPIRAX-SARCO ENGINEERING PLC




2. Name of scheme


EXECUTIVE SHARE OPTION SCHEME




3. Period of return:


From      18TH JULY 2003                             To     18TH JANUARY 2004




4. Number and class of shares(s) (amount of stock / debt security) not issued
under scheme


417,995



5. Number of shares issued / allotted under scheme during period:


179,406



6. Balance under scheme not yet issued / allotted at end of period


238,589



7. Number and class of share(s) (amount of stock / debt securities) originally
listed and the date of admission;


25P ORDINARY SHARES:       500,000 (27.1.03)



Please confirm total number of shares in issue at the end of the period in order
for us to update our records


74,774,941



Contact for queries


Name             P A SMITH



Address          SPIRAX-SARCO ENGINEERING PLC
                 CHARLTON HOUSE
                 CHELTENHAM
                 GLOS. GL53 8ER


Telephone        [phone]



Person making the return


Name             P A SMITH



Position         DIRECTOR & COMPANY SECRETARY



Signature



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                      This information is provided by RNS
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