Holes drilled in roof sheathing for ventilation roof diaphragm action is maintained.
Wspacing nails on roof sheeting.
Each of these factors plays a role in determining how many nails you ll need to use per board during roof sheathing application.
It will support roof loads for most situations and is the standard for most roof applications.
Nails size 8b should be installed every 6 inches on edges and every 12 inches in the center area.
A structure s roof truss spacing can vary from every 12 to 24 inches.
Spacer type panel edge clips may also be used for roof sheathing applications.
An 8d nail 2 5 inches long is the minimum size nail to use for fastening sheathing panels.
Before hurricane andrew devastated south florida in 1992 roof sheathing was generally attached using 6d nails spaced at 6 inches along the edges of the sheathing and at 12 inches along interior.
If necessary trim panel ends to center on framing.
The most common rafter spacing is 24 inches and 5 8 inch plywood is recommended for that.
Tighter nail spacing is recommended 4 inches on center maximum.
Use a 10d box nail to gauge 1 8 inch spacing between panels.
Method for maintaining a continuous load path at the roof ridge by nailing roof sheathing.
Use a 10d box 0 128 inch by 3 inch nail as a spacer to gauge 1 8 inch edge and end spacing between panels.
Start the sheathing at the eaves and work your way up to 1 inch from the peak.
Spacer type panel edge clips are available from some manufacturers.
For clarity sheathing nails are not shown.
Roof sheathing panel spacing hints.