Drainage of flows of underground water in buried structures.

INTERDRAIN (GM, GMG or GMFL) FUNCTIONS

Lower slab area
1. Interception and drainage of underground water flows.
2. Draining water off to the sides.
3. Sealing the slab (*)

Upper slab area
1. Interception and drainage of infiltrated rain water.
2. Drains water off to the sides.
3. Sealing the slab (*)

(*) in the case of the INTERDRAIN GMFL version.

VIADRAIN FUNCTIONS

1. Collects the water from INTERDRAIN and drains it into the drain pipe fitted at the bottom.

SEALING FUNCTIONS

1. Seals the slab and prevents the rain water penetrating inside the structure.