Most of these water trails start about 2 feet or so below the roof line.
Water running down vinyl siding.
This is a good time to ensure that the home is in fact protected by a weather barrier because if you find no other issue for a leak such as water running down the siding from blocked gutters or windows that are not properly sealed in then the barrier is either not there or not doing its job anymore and needs to be added or replaced.
The shingles should be hanging about 1 4 inch to 1 2 inch beyond the drip edge so this may be your problem.
Each successive siding strip overlaps the top edge of the previous one encouraging water to run down on the exterior of the siding.
The same effect holds true for the vinyl trim that installs.
Water should not be allowed to run down the siding.
Using detailed examples and photos of leaky building siding siding stains ice or other leak clues for vinyl siding we illustrate the installation mistakes or subsequent siding damage that can cause troublesome even dangerous leaks into a building wall or wall.
This article describes the causes of all types of leaks in building siding and wall coverings.
My home has vinyl siding and a shingle roof.
When siding is put back behind the gutter the lowest piece of flashing running down the pitch of the roof above must be fashioned to divert water into the gutter not behind the siding.
Using 1 3 cup of water poured into gap at top of j channel the water flows into corner next to window and under the flashing and down th.
It can get behind the siding and cause serious problems within the walls as well as leakage in the basement or crawl space.
Today i discovered several trails of water running down the outside wall and i am wondering if this is signs of a problem.