The net resultant of each is the same and perfect for gutters if they are installed.
How much overhang on metal roof for gutters.
Ice dams can also occur on metal roofs and can cause damage.
Here phil explains how much overhang a roof should have at the gutter.
Angle or more below a straight run off the roof angle.
About 1 inch just enough to assure the water goes into the gutter and not behind it.
The length of the overhang itself commonly ranges from 2 to 5 inches.
And when mounting them it is crucial to try and keep them at least 5 deg.
On page 365 the overhang is beyond a fascia board buildings with eave overhangs.
Some slight overhang is recommended in conjunction with a drip edge flashing to prevent water from getting under the roofing and onto underlying wood.
Metal roofing is a unique trend in roofing and this guide will walk you through the steps including how to install metal roofing over shingles.
If you have less than 2 overhang on the edge of your roof you will want to be down even more.
You may find other styles and sizes of drip edges in the store including j channel drip edges but these are intended for windows doors and other applications.
Metal is usually installed on rafters or strip sheathing rather than the solid decking used under other materials.
Add a gutter cover for your gutters.
A typical metal roof overhang may be 2 to 4 inches or even less.
This old house recommends that gutters should slope inch for every 10 feet toward a downspout this keeps water moving away from your roof.
The steel siding is 3 4 thick which leaves 1 1 2 to 1 3 4 of overhang past the siding after it is installed.
Mike the pole barn guru.