Ben likes to keep the bottom edge of the roof sheathing above the outer edge of the fascia in case there are little discrepancies in the framing so he marks a line about a quarter inch in from the outer edge of the.
Roof sheathing and fascia board.
Fascia boards are typically sold by the linear foot for a cost between 1 and 20 per foot depending on the type of material fiber cement is sold by the square foot between 1 and 5 wood is the most common choice at 1 to 3 per foot because it s easy to install cost effective and aesthetically pleasing.
Mark the thickness of the roof sheathing 1 2 in.
The plan i consulted had 1x6 fascia flush with the surface of the sheathing rafter tails angled to match the bird s mouth cut and pitch of the roof.
The framing continues with roof sheathing.
In this case and strike that line that completes the drawing of the whole eave.
1 by 8 boards commonly used on the eave and rake overhangs when soffits will not be installed rather than as roof sheathing.
Click to enlarge any image our illustration above shows proper placement of the roof drip edge atop the roof sheathing before installation of roofing felt or ice and water shield and spaced a bit away from the fascia.
Most of the roof runoff is going off the roof not down the fascia board.
I also found an online standard example of fascia also flush with the surface of the sheathing bevelled to meet the pitch and rafter tails.
On my shed my sheathing does not protrude actually how both my house and shed are done is a 1 x 6 house 1 x4 shed fascia is installed to end of rafters then 1 x 1 1 2 is tacked onto the fascia at the top.
The roof sheathing comes down and ends on top of the 1 x fascia.
The inch thick boards extend from the eaves just past the exterior walls where they butt up against the plywood roof sheathing.
They don t explain fascia subfascia roofing very well.
Then i do a metal drip edge to cover it all.
4 reduced roof tile overhang by capping over the boards the guttering will be set slightly further away from the roof tiles this may cause rain water to run behind the gutter rather than into it.
This is a known issue that is directly caused by capping over the fascia instead of doing a proper job and replacing it.