Boral Keystone

A strong and secure retaining wall option, available in both flushface and curved splitface, it features a unique interlocking pin system. Keystone can be built up to 12m high when designed by a suitably qualified engineer and combined with soil reinforcement. Please contact your Boral representative for more information.

Dimensions:
315 x 455 x 200mm

Wall Applications
– Straight Wall
– Curved Wall
– Capping

Matching Keystone Straight Sided Cap also available.
Dimensions:
275 x 455 x 100mm

Max wall height 12000mm