Browse our range of roof boards below and choose between general-purpose hardwood plywood , shuttering plywood exterior, Wise-Spruce plywood sheets. Rafters run from the peak of the roof to the eaves. They must be covered with some type of sheathing or decking before most finishing roof materials can be applied. The most common materials for this are oriented strand board ( OSB ) or plywoo both formed of layers of wood bonded into a panel. Builders love plywood for its water resistance, structural stability and low cost.
They also love oriented strand boar though.
It costs even less and is comparable to plywood on the other two counts, and they increasingly prefer OSB for roof sheathing. Either is an acceptable choice in most jurisdictions. Plywood is ideal for applications in residential and light-duty construction and is made from thin sheets of veneer that have been peeled from debarked wood.
These thin layers, also called plies, are glued together in alternating, perpendicular directions to create a cross-graining pattern. Plywood and OSB are ideal materials for roof sheathing systems ranging from. For improved performance, consider thicker roof sheathing panels , panel edge .