Specifications

1)black slate stair
2)National standard.
3)Quality guaranteed.
4)Competitive price.
5)Packing nicely and neatly

black slate stair with full bullnose edge,flooring slate,wall slate,

1)european standard B.S.EN12326
2)no fading over 50 years
3)water absorption 0.2%
4)high quality control.

5)color rusty,black,green,yellow

slate, is natural material,color is stable,10,000m2 can keep same color,it can make tile,mushroom,culture stone,billards etc...