In areas where the crack has led to a full horizontal or vertical break it is unwise to use adhesive to fix the crack.
Roof tile broken corner.
Our photo above left shows broken clay roof tiles a very common clay tile roof defect that is also a common leak source.
It is generally advisable to replace tiles which have broken under locks.
Broken roof tiles are easy enough to find and replace.
There are four weak corners on an interlocking tile and any one could be affected.
Using an adhesive specifically formulated for concrete or clay roof tile follow the manufacturers instructions to form a complete bond along the fracture.
Vulnerable areas include roof valleys and areas of penetration.
If the cover lock corner is broken less than 3 inches and the broken piece is available it may be possible to repair the corner by proper adhesive application.
Sometimes the hard part is getting up there so that you are in a position to make the repair.
Roof tile cracks can happen due to several causes.
Using an adhesive specifically formulated for concrete or clay roof tile follow the manufacturers instructions to form a complete bond along the fracture.
As soon as a corner breaks it reduces the effective headlap at that point allowing wind driven rain and water seeping up the surface of the tile by capillarity to breach the headlap.
If the cover lock corner is broken less than three inches and the broken piece is available it may be possible to repair the corner by proper adhesive application.
The high kinetic energy of the hail impact on the lower corner of the roof tile can cause a point load break or crack at the over lock corners.
Expert advice from bob vila the most trusted.