The Terravault is a modular cellular confinement crate system that provides protection for the roots of trees from traffic (pedestrian and vehicle).This system contains 36 crates and is designed to be laid 7 crates wide by 6 crates long - the middle (3 crates wide x 2 crates long) should be left open for the root.andnbsp;andnbsp;When sizing your Terravault Tree Root protection system, please note that the square meterage of the system installed should be approximately the size of the canopy.The Terravault 12 SQM root protection system is available in shallow, double and triple crate options.- Shallow - for use in sandy soil conditions- Double - for use in normal soil conditions- Triple - for use in heavy soil conditionsAll modules should be laid in the excavation with the tops off,andnbsp;modules should be filled with nutrient-rich soil to act as a slow-release fertiliser continually feeding the root structure. The top capped plates can then be attached.Please note that all edges and t