RNS Number:3672O
Ennstone PLC
06 August 2003


                                   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

Ennstone plc


2. Name of scheme

1997 Approved Share Option Scheme


3. Period of return:

From    7 February 2003               To         7 August 2003


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

623,621


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

Nil


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

623,621


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

623,621


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

171,573,497



Contact for queries

Name                      David Hooper

Address                   Breedon Hall
                          Breedon on the Hill
                          Derby
                          DE73 1AN

Telephone                 01332 694 444


Person making the return

Name                      John Barlow

Position                  Group Finance Director



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.


                      This information is provided by RNS
            The company news service from the London Stock Exchange

END
BLRNKPKKOBKDCFK