Many homes built with these first concrete roof tiles still remain proving their durability.
How to make cement roof tiles.
Roll out the clay so it forms a flat slab that is about a 1 4 inch thick.
The most common tile types are concrete and terracotta.
Mix the concrete with water according to package directions in a bucket.
Lift the concrete tile out of the sand and brush loose sand away.
In the middle of the 19th century in bavaria a mixture of cement sand and water was first used to form roof tiles out of concrete.
Use roof adhesive to fix down the tiles as each one is slid into place and nail the tiles down.
If there are roof battens nail the tiles to them.
Make sure to add an extra 1 4 inch in all directions when making your tiles because the drying process will cause them to shrink some.
You must ensure it is the same type of tile or it may not work and can result in damage even though you ve tried to repair it.
If you don t know what the tile is take a tile with you to a roofing supplier and they should be able to match it for you.
This is how i cement roof tiles pointing the verge in with two coats of cement the cement i use has black dye mix in it to help match the roof tiles in colo.
Then a concrete mixture is poured spread through the framework and reinforced with steel bars which serve as a kind of skeleton for the cured concrete.
Spoon or pour the wet concrete into the sand impression using enough concrete to fill it completely.
Consider beautiful long lasting and economical concrete roofing tiles.
Then cut out your tiles.
Looking at commercial tiles it looks like all you would need would be a simple slump mold for the cement you could make a sheet of molds out of silicone mold compound so that each one just popped right out without the edges chipping kinda like one of those silicone ice trays if you have ever seen one.
These frames can either be removable concrete forms or stay in place insulating concrete forms which simply become a part of the finished roof.