Director/PDMR Shareholding

Halma PLC
06 July 2005


                           HALMA p.l.c.

                   PDMR'S SHARE TRANSACTIONS



At a Meeting of the Share Plans Committee of the Board of Halma p.l.c. held on 5
July 2005, 17,466 additional ordinary shares in the Company were allotted under
the provisions of the Company's Share Option Plans to Mr W J Seymour, a person
discharging managerial responsibilities, following his exercise of share
options. The exercise price was 111.75p per share.

Following the share option exercise Mr Seymour sold 17,466 shares on 5 July 2005
at 145.25p per share.

After the above transactions, the beneficial holding of Mr Seymour in the
ordinary shares of Halma p.l.c. (held through the Halma Holdings Inc Profit
Sharing Savings Retirement Plan) remains at 3,553 shares (0.001% of the issued
ordinary share capital).


Following the issue of ordinary shares as a result of share options exercised on
5 July 2005, the issued ordinary share capital of the Company is increased to
368,890,417 shares.


This notification relates to a transaction notified to the Company in accordance
with DR3.1.2R.



Contact for further information:              Carol Chesney
                                              Company Secretary, Halma p.l.c.
                                              Tel: [phone]




A copy of this announcement, together with other information about Halma, may be 
viewed on its website:  www.halma.com









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