Glass block spacer:
Plastic spacer for glass block:
1) Size : 80*6mm 80*10mm 95*6mm 95*10mm
2) Material;HIPS
Glass block install instruction:
9 spacers for 4 blocks
12 spacers for 6 blocks
15 spacers for 8 blocks
20 spacers for 12 blocks
42 spacers for 30 blocks