UNILOCK BRUS DIMEN WAL-CRN SANDSTN 18EA/LAYER

Key Features

• CAPACITY - walls up to 2 ft. (60 cm) in height and hardscape features up to 4 ft. (1.2m)
• RECOMMENDED BASE STABILIZATION - one layer of DriveGrid stabilization grid between subgrade and base material. Use under standard base or permeable base
• STANDARD BASE - min. 6" - 8" of 3/4" crusher run gravel (any road base standard in accordance with ASTM-D2940) compacted to 98% standard proctor density (SPD)
• ALTERNATIVE PERMEABLE BASE - min. 6" - 8" of 3/4" clear open-graded stone compacted to achieve full particle lock-up and consolidation. (clear open-graded does not compact but does consolidate slightly by rattling the particles together.)
• CONNECTION - relies on appropriate concrete adhesive for connection between units. Always read adhesive manufacturers' directions prior to gluing