Capillary action is a water activity in which water adheres to a surface and follow the surface.
Gutter water going behind.
Some of the water may leak behind the gutters down towards the soffit and the fascia.
The gutter apron will prevent the dripping.
If you have a steeply pitched roof the water may be traveling so fast it splashed over.
For example most ranch style homes have a 3 12 or 4 12 pitch roof.
The other element is if the gutter is not installed behind the drip edge it creates an air gap between the top of the gutter and the bottom of the drip edge which allows a place for the water to go.
Eventually water pools behind the dam and works its way back up under the shingles and under the soffit until it finds an opening through the roof.
And it doesn t stop there.
Have rain water dripping out from between your facia and gutters.
Once you ve cleaned out the mess always wash out the gutter and downspouts with a garden hose to flush out the remaining dirt.
Most premade drip edge flashin.
A gutter apron is a bent piece of flashing that tucks up under the shingles and over the gutter.
Being a manufacturer of roof edgings and an installer of gutters i know first hand it s not always possible to get the gutter behind the drip.
This can be frustrating and also creates a dangerous situation on porch steps during freez.
Grab a ladder bucket heavy duty gloves and go the old fashioned route.
Gutters are supposed to direct water away from your roof and into the ground.
Home centers sell a gutter apron in 10 ft.
The solution begins with good flashing as this should stop leaks from rainfall and might stop the leaks from ice dams as well.
If the gutter is clogged some of that water will back up on the roof soaking it.
When the roof shingles do not extend past the metal drip edge the water will suck back on the metal drip edge this is called capillary action and run behind your gutters.