If your ceiling has a plastic vapor barrier between the drywall and the attic insulation push the insulation aside and look for flow stains on the plastic often water runs to openings in the vapor barrier such as at ceiling light fixtures.
Perplexing tile roof leaks.
The resultant overflow will cause leaks.
Leak repairs to tile roofs cannot be repaired by sealing anything on top.
Consequently i have been hired to track down some of the toughest leaks in town.
Tiles that are broken or have large cracks need to be replaced in order to fix the leak.
The water courses will leak and on concrete roof tiles water will also leak over the upstream edge of the tile.
We recommend against walking on clay tile roofs as you are likely to damage the roof leading to the need for costly repairs.
The first leak seemed simple enough.
There is no such thing as a tile roof leak where the repair can be done without first deconstructing the area of tiles and flashing.
For this you will need to remove all damaged tiles using a pry bar.
Clay tiles may leak because of several reasons.
More discussion on walking on fragile roofs is later in this article.
Some roof leaks are tough to locate.
The case of the outside wall.
And once in awhile even professionals are baffled by a roof leak and must do a little detective work.
Dirty or broken watercourses.
While some issues will go beyond your roof and will be related to other things to do with roofing or the installation methods some of the common issues with clay tiles are.
Use a hammer to assist in the removal but be careful not to damage any of the good tiles.
The anatomy of a proper pipe flashing there are two main components to a pipe flashing.
It must be sealed below the tiles.
If your roof is old the chances are that your tiles have been fixed using mortar.
Our photo above left shows broken clay roof tiles a very common clay tile roof defect that is also a common leak source.