When gutters become clogged with debris such as leaves twigs and pine needles then water is no longer effectively channeled into the downspouts and away from your home.
Rain water running behind gutters.
This product is an easy and inexpensive fix.
Just as you had thought of doing.
The exopsed part is not long enough about 1 long for the gutters to tuck under and can create problems with water running behind gutters.
If the gutters are clogged it s possible that the water is overflowing the gutters and this is contributing to the leak.
Many of the solid gutter covers are design to take advantage of this water characteristic.
Unfortunately this is a very common issue with rain gutters resulting in damage to the roof s edge as well as the structure s foundation.
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.
The first cause is when the roofing material is installed many roofers will not extend the roofing material past the roof edging or drip edge.
If the gutters look clear run a hose and fill the gutters with water.
Water should run out the downspout and away from the house without filling the gutter.
Capillary action is a water activity in which water adheres to a surface and follow the surface around.
The purpose of this product is to prevent water from running behind the gutter.