Here are the steps for doing that.
How to make custom gutter corner.
These two lines are fold lines as seen in photo 4.
During the installation process it is necessary to cut some 45 degree corners in the gutters.
Watch how to create a mitered corner from one of america s oldest and most trusted buildin.
If you have a small miter box coupled with a miter saw this.
Mitered corners from berger bp help make gutter installation easy.
You can easily create the angle on your vinyl rain gutter by simply drawing the line where it needs to be cut.
How to make a gutter template.
Use tin snips to cut out the rectangle.