Under Shingle Method:
When installing, carefully lift the shingle and slide the back edge of the gutter guard under while screwing the front edge of the gutter guard to the top front edge of the gutter.
In Gutter Methods:
Optional install methods can be used when installing under the shingle is not an option. If the roof is steeply pitched or if you have a low hanging gutter, it is recommended to drop the slope of the gutter guard to between 5 and 10 degrees. Measure and mark the gutters for where to place the bend and follow our guide for how to bend the mesh up or down using a commercial or custom wooden brake.