Laterlite Agri is the ideal product for the drainage layer of roof gardens and green roofs (both extensive and intensive), or in pots and planters, because:
To construct a drainage layer of this type the expanded clay is laid on the impermeable layer and a filtering layer is placed on top, separating it from the substrate above. The thickness of expanded clay will depend on the climate and whether the planting system is intensive or extensive.
CONTINUOUS DRAINAGE UNDER TRANSIT AREAS OR BELOW SMALL BUILDINGS:
Latermix Cem Classic is a highly stable porous permeable concrete that allows rainwater to run off freely in all directions. It can be used as a drainage layer under hard-paved transit routes or recreational areas, or below small buildings.