Nailing Sheathing On Roofs With 1 Rafter

Properly fasten panels including fastening and spacing hints step 4.

Nailing sheathing on roofs with 1 rafter.

The critical fasteners occur at the gable framing member not necessarily at the edge of the sheathing. Continue to install sheets nailing them down at 6 o c. Since this sheathing material does not provide a diaphragm at the plane of the roof other means of bracing the roof against horizontal loads must be employed. Complete the second row offset one rafter width from the first then move onto the third row and so on until the last.

On the edges and 12 o c. Nailing accuracy is crucial along this member. Always check for a level nailing surface. The number of nails needed for a roof varies on multiple factors such as board face width length and roof truss spacing.

But the canadian stuff is the best. Anyway i did the roof but i think i ll stick with osb sheathing there aren t any voids that i have ever found and it seems to be stronger than 1 2 inch plywood unless you buy 5 8 or 3 4 inch stuff. Roof sheathing and the gable truss. Cover sheathing with shingle underlayment felt.

Check the nailing surface is level. Apply adhesive along the connection between the roof sheathing and rafters in a continuous bead much like caulk around a bathtub or apply adhesive to two adjacent sides of 1 by 2 blocks 6 inches. A structure s roof truss spacing can vary from every 12 to 24 inches. Open or skip sheathing is usually made with 1 4 or 1 6 boards nailed horizontally to the rafters with a space between the boards.

Tighter nail spacing is recommended 4 inches on center maximum. Boards used for sheathing range from those with a 4 inch face to 48 inch long plywood sheets. Install shingles according to manufacturer recommendations step 1. Ventilate the roof according to current building codes.

Just stick a few nails between sheets when you line them up.