Gutter flashings are typically installed beneath the roofline and inside the gutters themselves.
Gutter leaking behind fascia.
Capillary action is a water activity in which water adheres to a surface and follow the surface around.
1 your roof sheets have a hole in them or your screws or nails or equivalent are not watertight anymore or 2 the more common reason is where roof sheets are cut too short or they don t overhang far enough into the gutter.
Second gutter flashing increases the efficiency of your gutters ensuring that the water is going where it s expected to go.
The valley flashing laid over the joint where the two roofs meet should overlap the step flashing at least 2 in.
The gutter apron will prevent the dripping.
When water drips between the fascia and the gutters the problem could be a compromised drip edge but it s also possible the gutters are overflowing.
For gutters to work properly they must be properly sloped toward the downspouts and the roof must have a drip edge that clears the sides of the gutters closest to the house.
If water is dripping behind your gutter it s probably because it was installed without any flashing over the back of the gutter.
Have rain water dripping out from between your facia and gutters.
My gutters are leaking from behind.
Rushing water during rainstorms exposure to weather extremes heavy loads of snow in the coldest climes clogs of fallen leaves and the general ravages of time.
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.
Then reshingle sliding metal step flashing behind the fascia board the trim behind the gutter.
Home centers sell a gutter apron in 10 ft.
A gutter apron is a bent piece of flashing that tucks up under the shingles and over the gutter.
In other words they prevent water from backing up behind the gutter and then leaking into the fascia and soffits.
If leaks continue to occur from ice dams consider installing roof edge heating cables.
Rain gutters take a lot of abuse.
If you re not closely attuned to the behavior of your home s water drainage system you may not notice this occurrence.