How Far Should Roof Sheathing Overhang Fascia

Its top edge is tucked up under the shingles and its outside face is where the gutter is mounted.

How far should roof sheathing overhang fascia.

This is to just enough to cover the 3 4 x6 actual fascia. This indicates the upper edge of the first row of roof sheathing leaving enough overhang that the subfascia and fascia will tuck neatly underneath when the time comes. Starting with how to place the first row of sheathing we cover fastening methods the use of h clips stagg. Here is the problem the lookouts are already in place the sheathing is installed.

How where should it be installed on roof eaves gable ends. The roof sheathing comes down and ends on top of the 1 x fascia. Roof underlayment requirements over drip edge. I know that the fascia should go below the roof sheathing but what about placing the fascia even with the sheathing.

Measure up the rafter 45 3 4 inch from the cut end of the truss tail and snap a line along the trusses. Then i do a metal drip edge to cover it all. Roof drip edge is important for proper roof installation to avoid leaks and to give a straight edge to the roof eaves and gable ends. 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.

With a flat shed roof the roof simply extends past the wall plate to provide an overhang. We go in depth on how to install roof sheathing. Roof drip edge specifications are given here. Now that i ve modeled what i was going to build i decided i need a piece of molding to break up the plain look of just the fascia trim plank.

Roof sheathing overhang on fascia. How to install drip edge. If this slight overhang is too short water will drip behind the gutters leading to rotted roof sheathing and fascia stained siding and even soil erosion and a flooded basement. How far should a drip edge be from fascia.

Metal is usually installed on rafters or strip sheathing rather than the solid decking used under other materials. The size of the roof overhang you choose depends largely on the style of your shed s roof. A typical metal roof overhang may be 2 to 4 inches or even less. I ve trimmed my roof sheathing to run between 5 8 and 3 4 over the sub fascia.

In some places the sheathing just doesn t have sufficient overhang for the fascia. The lower edge of a roof should extend beyond the fascia board by about 3 4 inch so that runoff drains into the gutters.