A new type of porous concrete supports the growth of plants, including vegetable crops, and could make cities greener. Credit: piranka/Getty Images A new type of porous concrete that provides ...

insulation materials and structural units to supplement concrete, timber and steel. Porous and Lightweight The char bricks are very porous and lightweight - much lighter than their clay counterparts.

Two layers compose Holcim‘s patented green wall: a structural concrete layer followed by a special porous concrete layer, where seeds and plants can take root. Because the solution consists of ...

Straub's patented cinder blocks were so porous ... Concrete block aggregate is typically a mixture of sand and gravel. In ...