How Much Should A Metal Roof Overhang On A Shed

The shed roof overhang is an important but neglected aspect of shed roof design.

How much should a metal roof overhang on a shed.

Read on to find out the reasons for incorporating an overhang as part of your shed roof and how to frame roof overhangs on different edges of a roof. Overhangs can vary from a few inches to a few feet depending on preference. Secure the sheets into place with screws. Some slight overhang is recommended in conjunction with a drip edge flashing to prevent water from getting under the roofing and onto underlying wood.

If you are only trying to keep a wood pile dry or storing a few outdoor tools and light machinery out of the weather then you might consider a simple single pitch roof since most everything inside will be stored at ground level and pulled out from the outside of the shed. A roof overhang can allow for the incorporation of soffits another roof ventilation option and they can help cover entryways and move rain water farther away. However the suggested width of an overhang is between 12 and 18 for eaves and no more than 8 for rakes. Metal is usually installed on rafters or strip sheathing rather than the solid decking used under other materials.

That said overhangs can extend as far as 2 without the need for external supports. Much depends on what your intended use for the shed actually is. Building a shed roof with an overhang can substantially change the look of the shed and can add extra functions. A shed overhang is an easy and effective way to protect your shed.

A typical metal roof overhang may be 2 to 4 inches or even less. To create a cantilever properly you will need to know plenty about physics like torque and rotational equilibrium. If there are gutters installed on the eaves the eave flashing should be installed to overhang the lip of the gutter by about 1 2 inch. The sheets should overlap by at least four inches add a bead of caulk where they overlap and at the other end of the building ensure there s an overhang of two inches.

Use 1 1 4 inch nails to cover the outline of the roof with strips of metal eave flashing also called edging. Once the first sheet is in place you need to install the remainder of the lowest row of corrugated metal roofing. This will keep rain away from your shed.