Interbloc is a registered design for mass concrete block system marketed and sold as an "industry standard design" throughout New Zealand followed by Australia and Europe. Standard Sizes are... * 1200 Long 600 Wide and 600 Deep approx 1 Ton * 1800 Long 600 Wide and 600 Deep approx 1.5 Ton * 600 Long 600 Wide and 600 Deep approx .5 Ton Interbloc Interlocking Concrete blocks are best suited for large retaining wall and foundation projects that require larger, more substantial blocks. They are designed to look great, to be functional and to be easy to install. Each block is moulded in a steel form insuring that they are true-to-size every time. With their unique interlocking system, Interbloc Interlocking Concrete blocks are self-aligning. Interbloc systems provide a cost effective and the ideal way to accommodate grade changes in any landscape. Uses include... * Landscaping Walls * Terrace Walls * Soil Bins * Aggregate Bins * Sea Wa