The Oase Maxima 120 Water Matrix Blocks form an essential part of the Oase Waterscaping range of products. The Maxima 120 Blocks can be used to create a weight-bearing underground water storage reservoir when used in conjunction with a flexible pond liner. With 96% void space, Oase's Water Matrix Blocks hold more water in a smaller volume, reducing the overall physical size. The Maxima 120 modular blocks lock together quickly and securely and offer limitless arrangements to accommodate almost any installation. The Maxima 120 elements are compatible with the Maxima 60 Reservoir blocks. The blocks easily support landscaping, paving, gravel or sod for great design versatility. Arrange the blocks in any configuration and any number of levels to accommodate your requirements. Used in conjunction with the Oase Pump Vaults the Oase Maxima 120 are ideal for creating a water reservoir for a pondless waterfall. Maxima blocks are also excellent for bog construction to create settlement chambers below natural plantings of active bog filters. Dimensions (L x W x H): 686mm x 406mm x 445mm Water volume: 120L Load Capacity: 12500kg Maxima installed in lined excavations create weight-bearing underground water storage reservoirs More water in a smaller volume thanks to 96% void space Maxima lock together quickly and securely Compatible with Maxima 60 Reservoir Blocks Support landscaping, paving slabs or gravel for a great design versatility Ideal for use in combination with Oase Pump Vaults to create a pondless waterfall reservoir Excellent for bog construction to create settling chambers below natural plantings 2 Year Guarantee