GREEN LEAF BRICK. This company’s building brick and brick pavers are made from 100% pre- and post-consumer recycled content sourced from suppliers that use only approved environmental processes, including scrubbing, in their waste streams. Recycled materials include glass and ceramics, iron oxides, industrial mining and steel-making slag, and incinerated sewage ash. All materials are acquired from suppliers within 500 miles of manufacturing plant locations. 704.307.0930.