If you are adding tiles to a roof that did not previously have them or to a design which did not originally incorporate them the roof may not be capable of carrying the excess weight.
How to make terracotta roof tiles.
Things you ll need clay trowel or rolling pin dry area in the sun or a kiln.
Individual tiles using one of the painted.
Paint corrugated board dilute a considerable amount of wall putty with water.
Corrugated board look for a discarded box with corrugated lining or anything similar.
Despite what many reps will tell you i have found that the current roof membrane coatings on the market today are just not bonding to terracotta tiles as they do with cement tiles.
The second problem with the restoration process for terracotta tiles is the application of the sealant or membrane.
Concrete tiles which are usually lighter than clay tiles can easily place over 10 pounds of weight per square foot on a roof.