When installing on a roof or subfloor ... For example, as sheathing and subfloor materials, plywood and OSB are essentially equivalent, but the lower cost of OSB makes it more cost-effective ...

For most of the year, makers of plywood and oriented strand board enjoyed ... the largest North American maker of OSB, and Federal Way, WA-based Weyerhaeuser saw their annual sales increase ...

Solid sheets of OSB, a more cost-effective alternative to plywood, incorporate thousands of 3- to 4-inch strands of solid wood glued together. Used in construction in the same way as plywood, OSB ...