It is a very important element and it is necessary because its function is bound to the snow.
1-tile module.
It permits to the snow to melt gradually.
It avoids snow-load slipping, which could cause damages to roof, to eaves, to people or to things below the roof.
It avoid the use of snow barriers, which are difficult to install and quite expensive.
There's no need for skilled labour. They're placed on the roof during the tile laying.
It is perforated, so to be fixed with a nail.
The number of tiles to be used depends on the amount of snow that usually falls in the area, on the pitch width and on the roof slope.
Weight: kg. 6.