But if you snap it at 40 inches then the sheathing will not project over the subfascia or true fascia.
Roof sheathing fascia installation.
The pitch of the roof also affects the height of the sub fascia.
The sub fascia is usually a 2x6 that is ripped so that the blocking framing for the soffit 6 can fit underneath and tie into the notch in the fascia.
When sheathing a roof the first step is to snap a line so that the first row goes on straight.
Properly fasten panels including fastening and spacing hints step 4.
The lower edge of a roof should extend beyond the fascia board by about 3 4 inch so that runoff drains into the gutters.
We go in depth on how to install roof sheathing.
Ventilate the roof according to current building codes step 3.
Roof sheathing is a lot more than just flat panels onto which shingles are attached.
Draw a full scale mockup and snap a line with fascia in kind.
Nail thefurring strip to the fascia board near the fascia top tight under any extending of roof decking usually absent.
The drip edge will be installed 1 8 proud of away or out from the furring strip in best practice or may be installed tight against the furring strip reduces the life of the furring strip by rot.
Then the roof sheathing gets attached and extends over the sub fascia.
Cover sheathing with.
Then the thinner fascia is attached to the sub fascia.
Starting with how to place the first row of sheathing we cover fastening methods the use of h clips stagg.
Check the nailing surface is level step 2.
How to install roof sheathing.
Also use more nails and place them closer together to build a stronger roof.
The roof s sheathing helps to keep the roof trusses or rafters properly spaced.