Director/PDMR Shareholding

Halma PLC
03 July 2007


                                    HALMA p.l.c.

                      DIRECTOR and PDMR INCREASE SHAREHOLDINGS

Andrew Williams, Director

At a Meeting of the Share Plans Committee of the Board of Halma p.l.c. held on 3
July 2007, 22,300 shares were allotted to Andrew Williams at an exercise price
of 163.50p per share.

In addition to the 22,300 shares allotted above, the Company has received
notification that Andrew Williams' spouse purchased 11,750 shares in the Company
at 2.38p per share on 3 July 2007.

After the above transactions, the beneficial holding of Andrew Williams,
including family interests, in the ordinary shares of Halma p.l.c. increases by
34,050 shares to 106,523 shares (0.029% of the issued ordinary share capital
excluding treasury shares).

Adam Meyers, PDMR

At a Meeting of the Share Plans Committee of the Board of Halma p.l.c. held on 3
July 2007, 35,600 shares were allotted to Adam Meyers at an exercise price of
122.50p per share.  The Company has had notification that Adam Meyers had
previously sold 18,455 shares in the Company at 237.25p on 2 July 2007 for the
purposes of financing the share option exercise.

After the above transactions, the beneficial holding of Adam Meyers in the
ordinary shares of Halma p.l.c. increases by 21,661 shares to 41,661 shares
(0.011% of the issued ordinary share capital excluding treasury shares).

Issued ordinary share capital

Following the issue of ordinary shares as a result of the share options
exercised on 3 July 2007, the issued ordinary share capital of the Company,
excluding treasury shares, is increased to 372,698,060.

Contact for further information:              Andrew Williams
                                              Chief Executive, 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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