How Wide Should A Roof Overhang Be

The detail should be in scale to the house and the porch itself.

How wide should a roof overhang be. Roof overhangs are the amount that the roof hangs over the top of the siding in residential home construction. A typical metal roof overhang may be 2 to 4 inches or even less. Hunker may earn compensation through affiliate links in this story. You can add 3 to 5 inches to the top.

And as wide as 8 in with the bead detail also varying. The floor of a porch looks different with wide plank wood decking than with concrete or tile. Overhangs can vary from a few inches to a few feet depending on preference. That said overhangs can extend as far as 2 without the need for external supports.

Ceilings as in this design can be finished in beadboard and beadboard comes in numerous sizes. By precutting all of the roof purlins to length and making any necessary adjustments in the last bay of the roof it should be possible to easily be within 1 16 th inch plus or minus. This will keep rain away from your shed. A shed overhang is an easy and effective way to protect your shed.

The typical maximum overhang is 2 feet. Many of these elements including overhang details may be only some inches wide say 10 12 14 or 16 inches wide but are critical anyway. The board can be as narrow as 2 in. The diagonal measures are actually relatively easy to get equal as it takes very little effort to shrink a long diagonal by several inches.

To create a cantilever properly you will need to know plenty about physics like torque and rotational equilibrium. Some slight overhang is recommended in conjunction with a drip edge flashing to prevent water from getting under the roofing and onto underlying wood. They keep the drip line of the edge flashing away from the plane of the bricks. Do not minimize the importance of architectural elements like arched stonework at the window heads and stone sill.