How many slates do you need per square?

High x WithPieces per square
24 x 1498
24 x 12115
22 x 14108
22 x 12126
22 x 11137
20 x 14121
20 x 12141
20 x 11154
20 x 10170
18 x 14137
18 x 12160
18 x 11175
18 x 10192
18 x 09213
16 x 14158
16 x 12185
16 x 10222
16 x 09246
16 x 08277
14 x 14187
14 x 12218
14 x 10262
14 x 09290
14 x 08327
14 x 07374
13 x 09320
12 x 12267
12 x 10320
12 x 09355
12 x 08400
12 x 07457
12 x 06534

 

Slate Definition | Roofing slate maintenance | SLATE natural benefits