Well a properly executed silicone repair can be effective as a temporary or even permanent solution to this problem.
How to seal cracked roof tiles.
Clean the surface of the tile with a rag soaked.
Small cracks or holes small cracks and holes can be repaired by filling the defect with plastic roofing cement.
Rinse the tile with clean water and dry with a clean towel.
Apply it directly on top of the cracked area and push it down into the crack with your finger or a putty knife thus capping the void and the leak.
The unglazed tile exposed by the crack absorbs water that isn t easily wiped dry so run a hair dryer over it for about 15 minutes to.
1 scrub the area with a wire brush.
This is because the roof repairer did not know the basics of how a roof tile functions.
Broken roof tile is pried out and removed so that a new replacement can be slipped in beneath the course above it.
There were a number of cracked concrete roof tiles that i observed.
However i have seen so many broken roof tiles repaired with silicone and still leak.
So what happens if you get a cracked roof tile.