Check the nailing surface is level step 2.
Plywood nailing pattern roof.
Nailing is important too.
Roofing contractors are not responsible for the attachment of structural panel sheathing to underlying wood framing proper nailing is an important consider ation in the overall performance of steep slope roof assemblies particularly in high wind regions therefore i en courage you to be familiar with these new fastener schedules.
These schedules were calculated to provide resistance to wind uplift pressure as required by most codes.
Each of these factors plays a role in determining how many nails you ll need to use per board during roof sheathing application.
Cover sheathing with.
And if you ve ever had to deal with a home inspector checking your nailing schedule then you probably know all about how big of a pain in the a it can be to make them happy.
Nailing schedules for wood structural panel roof sheathing plywood and oriented strand board osb.
In order to achieve the best results when installing plywood products it is very important to use the proper size nail.
A structure s roof truss spacing can vary from every 12 to 24 inches.
The number of nails needed for a roof varies on multiple factors such as board face width length and roof truss spacing.
Boards used for sheathing range from those with a 4 inch face to 48 inch long plywood sheets.
Not all plywood applications require the same size nail or spacing between nails.
Wet and dry specimens of plywood and osb panels.
Ventilate the roof according to current building codes step 3.
Properly fasten panels including fastening and spacing hints step 4.
The shaft of the nail is slightly larger than 1 8 inch.
The nailing pattern that is used is also very critical.