Directors' Notification of Dealing in Shares

Halma PLC
12 April 2000


Halma p.l.c. has received notification that Mr D S Barber, Chairman of the
Company, in order to meet a tax commitment has sold 150,000 Ordinary shares in
the Company at 90p per share on 11 April 2000.

After the above transaction, the beneficial holding of Mr Barber, including
family interests, in the Ordinary shares of Halma p.l.c. decreases from
13,203,056 shares to 13,053,056 shares (3.63% of the issued Ordinary share
capital).

Contact for further information:   Mr S R O'Shea, Chief Executive
                                   Halma p.l.c.
                                   Tel: [phone]