Small nail holes left behind from old vents satellite dish brackets or anything previously attached to the roof can allow water to enter and cause damage for years before leaking is noticed.
Water leaking through nails in roof.
And just one rusted out nail can cause your roof to leak every time it rains.
Holes in shingles will lead to water damage inside your home.
They can be several feet above the leak or to the right or left of it.
Penetrations can include plumbing and roof vents chimneys dormers or anything else that projects through the roof.
In fact it s rare for leaks to develop in open areas of uninterrupted shingles even on older roofs.
If there is no visible damage the cause of your leak is likely due to a problem with your flashing shingles or vent gaskets.
The person in the attic watches carefully while the one on the roof floods the roof with the hose starting at the bottom the eaves and slowly working uproof until water from the leak appears in the attic.
Insert a nail in the hole where water is leaking through the roof.
When you find the spot where the water is entering through the roof poke a metal wire through the hole so it will be visible from the exterior surface of the roof.
If possible have someone hose down your roof while you are already in the attic.
A nail pushing through shingles means a broken shingle and the more nail pops the greater the chances of a leaking roof.
Alternatively climb onto the roof with a bucket of water.
Slow roof leaks big water damage.
Add to this that some roofers improperly place roofing nails near seams and low spots in the valley.
The nail will provide a path for the water.
Add red food coloring to the water and pour it over.
Step 2 place a bucket underneath the nail to catch the water as it runs down the nail.
Roof nail leaks can happen when roof nails have been loosened slightly from high winds or have simply pulled out over time.
What causes exposed roofing nails.
If you ve inspected the roof and determined that it is still sound however you can pull out the nails using diagonal pliers claw hammers or a number of different specialized handheld.
If shingles get lifted or torn from high winds the damaged shingle exposes nails holding the shingle below it.
These nails will eventually rust.
Once the leak is found push a nail up through the hole to mark its location for rooftop repair.