How Far Should Roof Sheathing Overhang Fascia

We go in depth on how to install roof sheathing. Measure up the rafter 45 3 4 inch from the cut end of the truss tail and snap a line along the trusses. 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.

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Sub Fascias Are Not Required By Code The Fascia Can Be Nailed Directly To The Truss Tails But While The Sub Fascia Is Typical Submarine Fascia Floor Plans

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Nail thefurring strip to the fascia board near the fascia top tight under any extending of roof decking usually absent.

How far should roof sheathing overhang fascia.

A typical metal roof overhang may be 2 to 4 inches or even less. 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. Some slight overhang is recommended in conjunction with a drip edge flashing to prevent water from getting under the roofing and onto underlying wood. Most houses have fascia running along all of the eaves the overhangs at the bottom of the roof.

Metal is usually installed on rafters or strip sheathing rather than the solid decking used under other materials. Starting with how to place the first row of sheathing we cover fastening methods the use of h clips stagg. It is at 45 3 4 in. 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.

Homes that have gable roofs the classic roof style with triangle topped walls at each end also have fascia running up the gable ends of the roofline. I ve trimmed my roof sheathing to run between 5 8 and 3 4 over the sub 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. 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.

Soffits appear anywhere a roof extends beyond the walls by more than a few inches. Overhangs can vary from a few inches to a few feet depending on preference. This is to just enough to cover the 3 4 x6 actual fascia. That said overhangs can extend as far as 2 without the need for external supports.

Roof sheathing overhang on fascia. However the suggested width of an overhang is between 12 and 18 for eaves and no more than 8 for rakes.

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