Roof flashing roof vents or roof membranes can leak from poor installation.
Leak not thorugh roof.
Items that penetrate the roof are by far the most common source of leaks.
Other sources of potential leaks in the home include plumbing roof scuppers roof drains hvac and condensation.
A common cause for leakage is poor workmanship on your roof.
The first thing to look for is any roof penetrations.
A roof leak at the edge of a dormer can allow a lot of water to enter your home.
Both danger and the probability of structural erosion increase if unaddressed.
If an inexperienced contractor didn t install the materials well leaks could occur.
Dig out any cracked or dry caulking that isn t properly sealing adjoining surfaces and replace with silicone caulk.
Recaulk the corner flashing if any areas have hardened caulk.
If your roof is fewer than 15 years old it can probably be spot repaired instead of requiring a total replacement.
Dormer leaks can be caused from a number of issues.
Worn out flashing or missing sealant can also cause roof leaks around dormers.
Replace any missing or rotted siding above the step flashing on dormers.
Confirm that the source of the water on the inside of the home is a result of a roof leak and not due to a problem associated with other components of the home.
Rotten or missing trim or siding can allow water to leak behind flashing and into your roof.
Penetrations can include plumbing and roof vents chimneys dormers or anything else that projects through the roof.
Begin by locating the leak on the inside of the home.