Can OSB be used for exterior sheathing?

Can OSB be used for exterior sheathing?

Five common structural exterior sheathing options include wood-based, gypsum, glass mat, cement board, and Barricade® Thermo-Brace®. ... Oriented strand board (OSB) is a durable panel sheathing made from hundreds of thin wood strands that are hot pressed onto sheets with a wax and resin adhesive.

Is exterior plywood water resistant?

Exterior plywood is a weather-resistant kind. Since it is meant to be used outside and exposed to every sort of weather elements, it is made stronger, and its layers are glued together using waterproof glue. It resists wind perfectly well. It is also not easily damaged by water and other weather elements.

What is the difference between ACX and BCX plywood?

ACX plywood is a variation on BCX. In many mills, BCX plywood is plywood that has been manufactured and then determined not to be good enough to be rated ACX. While both can be used in the same manner, the better face veneer of ACX plywood makes it ideal for visible exterior panels on a home.

Is ACX plywood waterproof?

ACX plywood is also extremely weather-resistant. The 'X' in 'ACX' refers to a waterproof glue that makes this type of wood less prone to damage from adverse weather conditions like rain.

What is the difference between CDX and plywood?

CDX is a type of plywood. Basically, plywoods are thin veneer sheets that are glued and held together with linking plies. ... If so, it therefore, means CDX has the most number of knots and defects, making it a lower grade plywood. C in CDX means one side of the plywood is of grade C, and the other is of grade D.

How do I know if my plywood is exterior grade?

The most typical marking for exterior plywood is "CDX." Plywood quality is ranked by letters of the alphabet, with "A" being the best ranking. Using this formula, CDX means that the plywood has one "C" side and one "D" side. The "X" means that it is designated for exterior use.