1. STRICTLY PRIVATE AND CONFIDENTIAL 0 NORTH AMERICAN OSB MANUFACTURING UNITS LOCATIONS 27 65 66 67 4 5 14 17 6 7 8 9 15 10 11 12 16 18 64 29 28 21 22 23 24 25 26 20 19 30 31 32 33 58 59 60 61 62 63 39 40 34 41 35 42 38 36 37 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 68 69 Background on the OSB Industry Supply 1 2 3 13

2. STRICTLY PRIVATE AND CONFIDENTIAL 1 (1)This mill will be in operation in 2002. (2)Joint Venture with other investors. (3)Plan to increase capacity to 1 billion sq. ft. LEGEND, INCLUDING CAPACITY (million sq. ft. 3/8” basis) Louisiana-PacificNewberry, MI, USA125 m.sq. ft. Louisiana-PacificSilsbee, TX, USA365 m.sq. ft. Louisiana-PacificTomahawk, WI, USA135 m.sq. ft. Louisiana-PacificAthens, GA, USA365 m.sq. ft. Louisiana-Pacific Carthage, TX, USA450 m.sq. ft. Louisiana-Pacific Hanceville, AL, USA365 m.sq. ft. Louisiana-Pacific Hayward, WI, USA500 m.sq. ft. Louisiana-Pacific Houlton, ME, USA260 m.sq. ft. Louisiana-Pacific Jasper, TX, USA450 m.sq. ft. Louisiana-Pacific Montrose, CO, USA145 m.sq. ft. Louisiana-Pacific Roxboro, NC, USA400 m.sq. ft. Louisiana-Pacific Sagola, MI, USA375 m.sq. ft. Louisiana-PacificTwo Harbors, MN, USA135 m.sq. ft. Louisiana-Pacific Chambord, QC, CA510 m.sq. ft. Louisiana-Pacific Maniwaki, QC, CA620 m.sq. ft. Louisiana-Pacific St-Michel, QC, CA510 m.sq. ft. Louisiana-Pacific Dawson Creek, BC, CA 375 m.sq. ft. Louisiana-Pacific Swan Valley, MB, CA450 m.sq. ft. Slocan / Louisiana-Pacific (1) Fort St. John, BC, CA 700 m.sq. ft. SlocanFort Nelson, BC, CA510 m.sq. ft. Georgia-Pacific Corp.Woodland, ME, USA 200 m.sq. ft. Georgia-Pacific Corp. Grenada, MS, USA 365 m.sq. ft. Georgia-Pacific Corp. Dudley, NC, USA 170 m.sq. ft. 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 Georgia-Pacific Corp. Brookneal, VA, USA 365 m.sq. ft. Georgia-Pacific Corp. Skippers, VA, USA 365 m.sq. ft. Georgia-Pacific Corp. Mt. Hope, WV, USA 365 m.sq. ft. Georgia-Pacific Corp. Calhoun County, AR, USA 410 m.sq. ft. Boise Cascade Corp. (2) Barwick, ON, CA400 m.sq. ft. Williamette IndustriesArcadia, LA, USA330 m.sq. ft. Huber Engineered WoodsEaston, ME, USA200 m.sq. ft. Huber Engineered WoodsCommerce, GA, USA300 m.sq. ft. Huber Engineered WoodsCrystal Hill, VA, USA340 m.sq. ft. Huber Engineered WoodsSpring City, TN, USA380 m.sq. ft. Weyerhaeuser Co.Elkin, NC, USA359 m.sq. ft. Weyerhaeuser Co.Grayling, MI, USA478 m.sq. ft. Weyerhaeuser Co.Sutton, WV, USA576 m.sq. ft. Weyerhaeuser Co.Wawa, ON, CA459 m.sq. ft. Weyerhaeuser Co.Slave Lake, AB, CA236 m.sq. ft. Weyerhaeuser Co.Drayton Valley, AB, CA355 m.sq. ft. Weyerhaeuser Co.Edson, AB, CA387 m.sq. ft. Weyerhaeuser Co.Hudson Bay, SK, CA516 m.sq. ft. Weyerhaeuser Co.Miramichi, NB, CA414 m.sq. ft. Grant Forest ProductsEnglehart, ON, CA760 m.sq. ft. Grant Forest ProductsTimmins, ON, CA540 m.sq. ft. Grant /AinsworthHigh Level, AB, CA860 m.sq. ft. Ainsworth100 Mile House, BC, CA400 m.sq. ft. 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 58 59 60 61 62 63 49 50 51 52 53 54 55 56 57 68 69 Background on the OSB Industry Supply 1 2 3 64 65 66 67 Ainsworth (3) Grande Prairie, AB, CA600 m.sq. ft. Tolko IndustriesHigh Prairie, AB, CA510 m.sq. ft. International Paper Co.Chapman, AL, USA International Paper Co.Thorsby, AL, USA International Paper Co.Gurdon, AR, USA International Paper Co.Cordele, GA, USA International Paper Co.Springhill, LA, USA950 m.sq. ft. International Paper Co.Camden, TX, USA International Paper Co.Corrigan, TX, USA International Paper Co.Jefferson, TX, USA International Paper Co.Nacogdoches, TX, USA Nexfor Inc.Bemidji, MN, USA 410 m.sq. ft. Nexfor Inc.Guntown, MS, USA 400 m.sq. ft. Nexfor Inc.Joanna, SC, USA 500 m.sq. ft. Nexfor Inc.Huguley, AL, USA 500 m.sq. ft. Nexfor Inc.La Sarre, QC, CA 325 m.sq. ft. Nexfor Inc.Val d’Or, QC, CA 291 m.sq. ft. Tembec Inc.St-George, QC, CA367 m.sq. ft. Potlatch CorporationBemidji, MN, USA515 m.sq. ft. Potlatch CorporationCook, MN, USA 435 m.sq. ft. Potlatch CorporationGrand Rapids, MN, USA355 m.sq. ft. Langboard, Inc.Quitman, GA, USAN/A Martco PartnershipMorrow, LA, USAN/A