Holding(s) in Company

Trifast PLC
26 September 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: Yes

    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): No


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

    Universities Superannuation Scheme Ltd


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


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

    18 September 2007


6.  Date on which issuer notified:

    20 September 2007


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

    3%


8.  Notified details:

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                              2,453,018       2,453,018

Resulting situation after the triggering transaction

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

Ordinary Shares               Direct       Direct    Indirect   Direct  Indirect

GB0008883927                  2,553,618   2,553,618  -          3.0%    -



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

                                     2,553,618                          3.0%


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:

    Not disclosed


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:

    N/A


14. Contact name:

    Mark Belton, Company Secretary, Trifast Plc


15. Contact telephone number:

    01825 747366




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