If you are building a shed roof with an overhang you will need to incorporate this into your shed roof plan and allow for the overhang as you build.
Minimum roof overhang shed.
The minimum pitch for a roof is 1 4 12 which translates to 1 4 inch rise to 12 inches of run.
Metal is usually installed on rafters or strip sheathing rather than the solid decking used under other materials.
On sheds and homes overhangs are commonly referred to as eaves or rakes depending on where they are located.
When added to the use of a gutter to collect roof water the damage to the shed walls is minimised.
This will keep rain away from your shed.
Benefits of roof overhang on sheds.
At the bottom of the shed wall the fact that water from the roof is being directed away from the shed means that the base of the shed gets less persistently damp.
A quarter inch slope is the lowest you would go with a metal roof experts recommend at least a half inch minimum to ensure a weatherproof interior for your shed.
This will protect a roof from most types of damage.
A shed overhang is an easy and effective way to protect your shed.
Even a relatively small overhang can provide significant protection.
A typical metal roof overhang may be 2 to 4 inches or even less.
You can add 3 to 5 inches to the top.
With a large front overhang the shed can incorporate a nice outdoor seating area with patio.
An overhang is the portion of the roof that runs past the wall providing coverage for the space around the foundation of your shed.
Some slight overhang is recommended in conjunction with a drip edge flashing to prevent water from getting under the roofing and onto underlying wood.
Overhangs can vary in width from a few inches to several feet.
Two feet is the general maximum length for a typical roof overhang.
Remember metal roofing is more expensive than shingles.