Engineered for excellence, the Keystone 133Elite® Retaining Wall Blocks by National Masonry are perfect for demanding landscaping projects requiring reinforced soil stability. With an innovative interlocking pin system, Keystone 133Elite stands out as a strong, adaptable solution suited to various soil conditions and wall designs.

Completing the look with corner blocks and caps.

Keystone 133Elite Retaining Blocks Specifications

• Enhanced Scale for Large Walls: Oversized face dimensions offer an impressive aesthetic suited for substantial retaining walls.
• Efficient Design: Innovative rear structure allows for a 30% increase in face size with minimal impact on weight.
• Vertical Retaining Options: Achieve nearly vertical wall formations for a modern and clean look.
• Durable Fibreglass Pin System: High-strength pins create a solid interlock, working seamlessly with geogrid for reinforced stability.
• Engineered for Heights Above 10m: When designed with engineering support, Keystone 133Elite walls reach heights exceeding 10 metres.
• Flexible Wall Construction: Build both curved and straight walls with ease for customised landscaping projects.
• Effortless Handling: Rear tail design simplifies handling for installers and enables a robust interlock with “no fines” concrete for added strength.
• Speedy Installation: The large face and reduced pin requirement cut down on installation time, requiring 33% fewer pins.
• Approved and Trusted: The RTA and QTMR-approved system is backed by a genuine splitface finish that adds texture and appeal.

APPLICATIONS

The Keystone 133Elite Retaining Blocks System is suitable for many residential, commercial and industrial applications such as:

• Curved walls
• Straight walls
• Gravity walls and no fines concrete walls
• Geogrid soil-reinforced walls
• Tiered wall formations