How To Install New Roof Sheathing

Check the nailing surface is level step 2.

How to install new roof sheathing.

Position the first piece of plywood. Hammer down any large nails that are exposed by the removal. Make sure to leave a 2 3 mm gap between boards. Thickness will range from 3 8 to 3 4 inch depending upon local code.

Then we re going to use a scrap of 2x4 to space off the square and strike a line there. This indicates the truss tails extending past the walls. We go in depth on how to install roof sheathing. Starting with how to place the first row of sheathing we cover fastening methods the use of h clips stagg.

Cut each rafter tail on the chalk line with a circular saw to ensure that every rafter is the same length. How to correctly install plywood or osb roof sheathing. Start from the top of the roof and remove the old shingles along with the flashing underlayment and vents. Ventilate the roof according to current building codes step 3.

Use a staggered pattern when building up rows of plywood sheets. Install a layer of roofing insulation as recommended by the roofing manufacturer. Cover sheathing with. Installing the plywood sheets the plywood is nailed at roughly 150 mm spacings ensuring the ends finish on the centre line of a truss.

To figure out for the sheathing snap line swing the square over to the pitch of the roof in this case it is a six pitch and strike a line right there. Properly fasten panels including fastening and spacing hints step 4. When ordering the sheathing divide the total number of square feet of roof surface by 32 square feet a 4 x 8 panel and add an extra 15 for waste. Choose an exterior c d grade.

How to install roof sheathing 1. Inspect the underlying roof sheathing for damage and make any needed repairs.