pitch roof
1.50x25cmx5-7mm
2.conform with BS680 standards
3.hand made and inspeced each pc
4.most durable

slate pitch roof

1. conform with BS680 standard;

2. Professional supplier;

3. Pre-holed by customer request;

SHOS Processing Common Standards:

1.Length and Width tolerance: ±0.5mm;
2.Angles tolerance less: ±1º;
3.Thickness tolerance: ±1mm;
4.Flat surface without pyrite point and other color points.
5.Tiles accordant color;
6.Each pc sound control;