Paver bases give any outdoor project a lovely final touch. When the proper materials are used, paver foundations can be easy to install, low-maintenance, and effective. A paver base is composed of three levels: subgrade, subbase, and base. Each layer serves as a specific type of support and has a unique material composition. The lowest layer of compacted earth beneath the installation... https://modutile.com/product/permeable-plastic-pavers-24x24/