The advise I received by one experienced engineer was that these are surface cracks most likely caused by overfiring and that I need not worry about them.

My house in Bangalore was built with a Mangalore tile roof that is now 3 years old. Experts have advised that Mangalore tiles are pretty robust and last forever unless broken by impact or my people walking on them so I have been quite happy with my choice. Recently I observed that nearly half the ti...

Hi:
I have used Mangalore tiles in my house in Jayanagar. I had made a post here asking about certain safety aspects which I have explored over the last 2 years. The post may be of interest and i also would like to know your assessment of the same.
http://mybdasites.com/viewtopic.php?t=7812
-Ramkumar

I built a house in Bangalore and installed a high sloping roof (20-26 feet) with Mangalore tiles. There are two layers - the outer double grooved tiles and the underlay tiles. These were installed in June 2013. I am trying to get some reliable information about the long term safety of these tiles es...