1.rusty slate(calibrated) 30 x 15 x 1-1.2
30 x 30 x 1-1-2
30 x 60 x 1-1.2
40 x 40 x 1-1.2
60 x 60 x 1.5-2
2.black slate (calibrated) 30 x 15 x 1-1.2
30 x 30 x 1-1-2
30 x 60 x 1-1.2
40 x 40 x 1-1.2
60 x 60 x 1.5-2
3.green slate (calibrated) 30 x 15 x 1-2
20 x 40 x 1-2
30 x 30 x 1-2
30 x 60 x 1-2
40 x 40 x 1-2
50 x 50 x 1-2
60 x 60 x 1-2
4.black slate (covering roof) 30 x 20 x 0.4-0.8
40 x 20 x 0.4-0.8
50 x 25 x 0.4-0.8
60 x 30 x 0.4-0.8
Some of[...]