Director/PDMR Shareholding

Halma PLC
19 September 2007


                                 HALMA p.l.c.

                        PDMRs' SHARE TRANSACTIONS



Halma has received notification from John Campbell and Adam Meyers, both PDMRs,
relating to their beneficial interests in the ordinary shares of Halma p.l.c.


As a result of the final dividend paid by Halma on 22 August 2007 at the rate of
4.33p per share, the interests held by each of them increases as follows:



Closing price of an ordinary share in Halma p.l.c. on 22 August 2007:  210.25p



JOHN CAMPBELL



John Campbell has a beneficial interest held through the Halma Holdings Inc.
Profit Sharing Savings Retirement Plan (the 'Plan').  This is a unitised, US
Dollar denominated 401(k) plan and dividends paid on the Plan's assets are re-
invested for the benefit of members.


Halma shares held through the Plan prior to dividend

re-investment                                                              8,973
                                                                             389
Increase in number of shares as a result of dividend re-investment         9,362

Current holding through the 401(k) plan


In addition to the above, John Campbell also has a direct beneficial interest in
Halma ordinary shares. As a result of his participation in the Halma Dividend
Re-investment Plan ('DRIP') on 30,658 of those ordinary shares, this holding
increases by 635 shares 31,293 shares.  The DRIP shares were acquired at a cost
of 207.0p per share.


After the above transactions, the beneficial holding of John Campbell, including
family interests, in the ordinary shares of Halma increases to 50,655 shares
(0.0136% of the issued ordinary share capital excluding treasury shares).



ADAM MEYERS



Adam Meyers has a beneficial interest held through the Halma Holdings Inc.
Profit Sharing Savings Retirement Plan (the 'Plan').  This is a unitised, US
Dollar denominated 401(k) plan and dividends paid on the Plan's assets are re-
invested for the benefit of members.

Halma shares held through the Plan prior to dividend

re-investment                                                            4,516

Increase in number of shares as a result of dividend re-investment         196
                                                                         4,712
Current holding through the 401(k) plan


After the above transaction, the beneficial holding of Adam Meyers in the
ordinary shares of Halma increases to 41,857 shares (0.0112% of the issued
ordinary share capital excluding treasury shares).



Due to the unitised nature of the Plan and fluctuations in exchange rates, the
precise number of total ordinary shares in Halma p.l.c. in which John Campbell
and Adam Meyers are interested may fluctuate.




For further information, please contact:



Carol Chesney                                  [phone]
Company Secretary, Halma p.l.c.




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




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