A gutter apron is similar to a drip edge in that it fits under the shingles and protects the roof deck.
Rain dripping behind gutters.
However a gutter apron is different from a drip edge because it hangs over the gutters and then angles.
Capillary action is a water activity in which water adheres to a surface and follow the surface around.
Rain gutters take a lot of abuse.
I have gutter guards and have recently had them professionally cleaned along with the gutters because prior to water would overrun the gutter guards no matter the level of rain.
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.
This helped with part of the water but there is still a small amount of water during each.
The question of why are my gutters dripping is a common one and one that we re asked daily.
Gutter flashings are typically installed beneath the roofline and inside the gutters themselves.
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.
In other words they prevent water from backing up behind the gutter and then leaking into the fascia and soffits.
Whenever it rains some water drips from underneath the gutter and also near the fascia board along the front of my house.
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.
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.
Using a drip edge will only solve part of the problem because water will continue to run down the side of the house behind the gutters.
Water leaking in behind the facia of your roof could be caused by a couple of things.
There s no simple answer since there are usually multiple issues at play and each case is different.