These drainage cell pieces are sold in single 500mm x 500mm squares. The drainage cell is 30mm thick and designed to provide an internal void space between structures and the soil layers. Applications include on roof top gardens and in areas where drainage is essential. The lightweight nature of the product makes it easy to lay and the large honeycomb format allows for the effective removal of excess water.
Sold as single pieces: 500mm x 500mm x 30mm