Gutter Leaking Behind Fascia

This can be frustrating and also creates a dangerous situation on porch steps during freez.

Gutter leaking behind fascia.

Gutter flashings are typically installed beneath the roofline and inside the gutters themselves. Home centers sell a gutter apron in 10 ft. On some homes water tends to drip behind the gutters down the fascia and soffit and then either down the side of the house or straight to the ground. A gutter apron is a bent piece of flashing that tucks up under the shingles and over the gutter.

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. Capillary action is a water activity in which water adheres to a surface and follow the surface around. If you re not closely attuned to the behavior of your home s water drainage system you may not notice this occurrence. If water is dripping behind your gutter it s probably because it was installed without any flashing over the back of the gutter.

In other words they prevent water from backing up behind the gutter and then leaking into the fascia and soffits. 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. Have rain water dripping out from between your facia and gutters. Rain gutters take a lot of abuse.

Second gutter flashing increases the efficiency of your gutters ensuring that the water is going where it s expected to go. The gutter apron will prevent the dripping. My gutters are leaking from behind. 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.

The valley flashing laid over the joint where the two roofs meet should overlap the step flashing at least 2 in. If leaks continue to occur from ice dams consider installing roof edge heating cables. 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.