VANCOUVER, BRITISH COLUMBIA (MARKET WIRE) Ainsworth Lumber Co. Ltd. (TSX: ANS) (the "Company") today announced, in connection with its previously announced exchange offer and consent solicitation relating to its outstanding senior unsecured notes, that it is extending the early participation date as well as the deadline for the withdrawal of tendered notes and the revocation of related consents to 12:00 a.m., New York City time, on Friday, March 14, 2008. The expiration date of the exchange off