Trending Of What Size Plywood You Use For A Roof Best Wallpaper JPG. If you are considering the cost of the wood you might opt for plywood as the least expensive option. For heavy load rated areas 34-inch-thick plywood is recommended regardless of rafter spacing.
This kind of plywood can be used on roofs with minimal load. Plywood has many advantages including the beautiful and rustic look more flexibility of its usage and surely the more affordable size. Thicknesses of 12 to 58 inch are common with rafters spaced at 24 centers.
Foot and with a maximum of spacing of 16 inches between rafters.
It will support roof. In this case plywood should be a minimum of 38 inch thick. For rafters spaced 24 inches on center 58-inch plywood is preferred to minimize sagging. You should be prepared to have about 15 percent waste so multiply your figure by 115.