Holding(s) in Company

Trifast PLC
22 February 2007

TR-1: NOTIFICATION OF MAJOR INTERESTS IN SHARES


1.  Identity of the issuer or the underlying issuer of existing shares to which
    voting rights are attached:

    Trifast Plc


2.  Reason for the notification (please state Yes/No):

    An acquisition or disposal of voting rights: No

    An acquisition or disposal of financial instruments which may result in the
    acquisition of shares already issued to which voting rights are attached: No

    An event changing the breakdown of voting rights: No

    Other (please specify): Re-disclosure following implementation of the
    Transparency Directive.


3.  Full name of person(s) subject to the notification obligation:

    Royal Mail Pensions Trustees Limited as trustee of the Royal Mail Pension 
    Plan


4.  Full name of shareholder(s) (if different from 3):

    N/A


5.  Date of the transaction (and date on which the threshold is crossed or
    reached if different) :

    Position held on 20 January 2007


6.  Date on which issuer notified:

    21 February 2007


7.  Threshold(s) that is/are crossed or reached:

    5%


8.  Notified details:

    None


A:  Voting rights attached to shares

Class/type of shares if possible using   Situation previous to the Triggering
the ISIN CODE                                      transaction
Ordinary Shares                          Number of       Number of voting
                                         shares          Rights

GB0008883927                             4,981,125       4,981,125

Resulting situation after the triggering transaction

Class/type of shares if     Number of    Number of voting       % of voting
possible using the ISIN     shares       rights                 rights
CODE

                            Direct       Direct     Indirect    Direct  Indirect
Ordinary Shares

GB0008883927                4,981,125    4,981,125  Nil         5.902%  Nil


B:  Financial Instruments

    Resulting situation after the triggering transaction

Type of     Expiration Exercise/     Number of voting rights that may   % of
financial   Date       Conversion    be acquired if the instrument is   voting
instrument             Period/ Date  exercised/ converted.              rights

N/A         N/A        N/A           N/A                                N/A

Total (A+B)
Number of voting rights              % of voting rights

4,981,125                            5.902%


9.  Chain of controlled undertakings through which the voting rights and/or the
    financial instruments are effectively held, if applicable

    N/A

Proxy Voting:


10. Name of the proxy holder:

    N/A
  

11. Number of voting rights proxy holder will cease to hold:

    N/A


12. Date on which proxy holder will cease to hold voting rights:

    N/A


13. Additional information:

    All voting rights held on behalf of the above entity are disclosed pursuant 
    to DTR5.1.2.

    This disclosure is made by Hermes Investment Management Limited as agent on
    behalf of Royal Mail Pensions Trustees Limited as trustee of the Royal Mail
    Pension Plan.


14. Contact name:

    Mark Belton, Company Secretary, Trifast Plc

 
15. Contact telephone number:

    01825 747366



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