<DOCUMENT>
<TYPE>EX-99
<SEQUENCE>2
<FILENAME>louisianapacificex99.txt
<DESCRIPTION>JOINT FILING AGREEMENT
<TEXT>
                             JOINT FILING AGREEMENT


This JOINT FILING  AGREEMENT is made and entered into by and among Iridian Asset
Management LLC ("Iridian"), The Governor and Company of the Bank of Ireland, IBI
Interfunding, BancIreland/First Financial, Inc., and BIAM (US) Inc.

The parties to this  Agreement  hereby agree to prepare  jointly and file timely
(or otherwise  deliver as appropriate)  all filings on Schedule 13D and Schedule
13G (the  "Filings")  required to be filed by them  pursunat to Section 13(d) or
13(g) under the  Securities  Exchange Act of 1934,  as amended,  with respect to
their  respective  ownership of any securities of Louisiana-Pacific  Corporation
that are  requireed to be reportd on any Filings.  Each party to this  Agreement
further  agrees and covenants to the other parties that it will fully  cooperate
with such  other  parties  in the  preparation  and  timely  filing  (and  other
delivery) of all such Filings.

Date: February 8, 2005


                              IRIDIAN ASSET MANAGEMENT LLC

                              By: /s/    Jeffrey M. Elliott
                                   ----------------------------------
                                       Jeffrey M. Elliott
                                       Executive Vice President


                               THE GOVERNOR AND COMPANY OF THE BANK OF IRELAND

                             By:   /s/   John Clifford
                                   ----------------------------------
                                        John Clifford
                                        Group Secretary


                              IBI INTERFUNDING

                             By:   /s/   Peter Nugent
                                   ----------------------------------
                                        Peter Nugent
                                        Secretary


                              BANCIRELAND/FIRST FINANCIAL,INC.

                              By:  /s/   Diane Morrison
                                    ----------------------------------
                                        Diane Morrison
                                        Director

                              BIAM (US) INC.

                              By:  /s/   Diane Morrison
                                    ----------------------------------
                                        Diane Morrison
                                        Director
</TEXT>
</DOCUMENT>
