One Room Schoolhouse

Zippity Do Don’t

Volume 1   Issue 5 In the two hundred year evolution of sheathing for houses, we’ve gone from boards to plywood to OSB (oriented strand board) and the latest entry, water-resistant treated OSB. The latter is sold as the ZIP-WALL System (a roof sheathing version is also available) and is marketed aggressively by Huber EngineeredWoods…

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