RootDirector Riser - Root Control System

Root control building block system for deeper surface and subbase layerworks designs eliminating the need for concrete.

Providing high vertical and lateral support, the interlocking single component is modular, designed to be built up to multiple configurations and any depth.

A reinforced option is available for maximum lateral and vertical loading requirements.

Can be used with or without a GBU RootDirector on the top.

Features and benefits:

• Single interlocking component.
• Root deflecting ribs.
• Locks into RootSpace tree opening.
• High strength, minimum material, honeycomb structural design.
• Fast, light and strong.
• Instant structure; no waiting for concrete curing.
• No concrete required.
• Low carbon – UK manufacture from 100% recycled and 100% recyclable material.
• Low cost and safe, single person installation – no equipment necessary.
• Multiple configurations possible.
• HDPE is resistant to puncture, biodegradation, photodegradation, bacteria and most chemicals.
• Withstands lateral pressure of MOT Type 1 when compressed to CBR level of 30. Use light compaction equipment maximum Bomag BP 10/35 or equivalent.