Also use more nails and place them closer together to build a stronger roof.
Correct nailing sheathing roof.
Ventilate the roof according to current building codes.
Check the nailing surface is level.
When installing roof sheathing use nails with longer nail shank larger diameter and a larger head than may be required.
To assure best performance follow these panel spacing and nailing recommendations for apa rated sheathing apa rated sturd i floor and apa rated siding.
Snap a chalk line along the overhanging sheets along each side of the roof aligned with the edge of the last rafter and trim off the excess sheathing with a circular saw.
However when permitted it is best to have the roof shingles hang over the drip edge by a minimum of 1 4 and a maximum of 3 4.
Nailing accuracy is crucial along this member.
Properly fasten panels including fastening and spacing hints step 4.
Use a 10d box nail to gauge 1 8 inch spacing between panels.
When combined with the drip edge spacing the shingles will clear the fascia by 3 4 1 1 4 total.
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.
Basis the recommendations provided in the apa data file were developed through.
We go in depth on how to install roof sheathing.
Always check for a level nailing surface.
The critical fasteners occur at the gable framing member not necessarily at the edge of the sheathing.
Cover sheathing with shingle underlayment felt.
In some locations it is acceptable for the roof shingles to line up with the drip edge.
Method for maintaining a continuous load path at the roof ridge by nailing roof sheathing.
The type of nails you ll need to use during the sheathing process depends on the roof material thickness.
Install shingles according to manufacturer recommendations step 1.
Tighter nail spacing is recommended 4 inches on center maximum.
Spacer type panel edge clips may also be used for roof sheathing applications.
How to correctly install plywood or osb roof sheathing.