Adjusting Units & Corbel Slabs For Custodial Accommodation

Advantages of adjusting units and corbel slabs: Designed as seating for manhole cover Eliminates laying engineering bricks on-site Quicker to lay, ensuring reduced labour costs 65mm thick similar to brickwork Sits on top of the manhole cover slab Eliminates brickwork vertical joint weak spots Quality product produced by vibration process Comprehensive strength similar to Class B.Eng bricks