Trim Behind Gutter
It will protect part of the fascia and also the roof deck but it won t actually direct the water into the gutters.
Trim behind gutter. There are a few elements that come into play that cause water to run behind the gutter. Gutter flashings are typically installed beneath the roofline and inside the gutters themselves. The fascia board has to be resistant to moisture and rot or it won t last long. 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.
A drip edge fits under the shingles and over the edge of the trim. In the end sooner rather than later you will need to replace your gutters once again. In other words they prevent water from backing up behind the gutter and then leaking into the fascia and soffits. 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.
Hook the curled edge along the bottom of the fascia trim into the channel of the f channel and tuck the top edge of the fascia trim into. A fascia board is technically part of the roof system of your house but from the ground it looks like part of the wall. The valley flashing laid over the joint where the two roofs meet should overlap the step flashing at least 2 in. Once gutters are down it is a breeze priming and painting fascia trim having matched to exactly your gutter color choice.
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. If the decay is already there and you attach a new gutter to the compromised board it will start to fall off very soon. Capillary action is a water activity in which water adheres to a surface and follow the surface around. Then reshingle sliding metal step flashing behind the fascia board the trim behind the gutter.
If the fascia board nails are under the drip edge you can cut them from behind between the rafter and backside of the fascia board using an oscillating tool with metal cutting blade or a. Keep in mind most gutter installers provide white primed gutters which allows any latex paint color to be applied as primed gutters are generally a slight bit cheaper per liner foot. If leaks continue to occur from ice dams consider installing roof edge heating cables. Lift the fascia trim into position over the fascia board.