How Far Should Roof Sheathing Overhang Fascia

It is at 45 3 4 in.

How far should roof sheathing overhang fascia.

This is to just enough to cover the 3 4 x6 actual fascia. Soffits appear anywhere a roof extends beyond the walls by more than a few inches. A typical metal roof overhang may be 2 to 4 inches or even less. Most houses have fascia running along all of the eaves the overhangs at the bottom of the roof.

That said overhangs can extend as far as 2 without the need for external supports. Starting with how to place the first row of sheathing we cover fastening methods the use of h clips stagg. The lower edge of a roof should extend beyond the fascia board by about 3 4 inch so that runoff drains into the gutters. 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.

Metal is usually installed on rafters or strip sheathing rather than the solid decking used under other materials. Nail thefurring strip to the fascia board near the fascia top tight under any extending of roof decking usually absent. We go in depth on how to install roof sheathing. Roof sheathing overhang on fascia.

I ve trimmed my roof sheathing to run between 5 8 and 3 4 over the sub fascia. Measure up the rafter 45 3 4 inch from the cut end of the truss tail and snap a line along the trusses. 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. 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.

However the suggested width of an overhang is between 12 and 18 for eaves and no more than 8 for rakes. Overhangs can vary from a few inches to a few feet depending on preference.