Drenaje subsuperficial con celdas de polipropileno

Drenaje subsuperficial for the capture and evacuation of rainwater, formed by drainage cells of polypropylene with a three-dimensional structure, with a 90% void percentage, of 400x600x30 mm, compressive strength 70 t/m², horizontal drainage capacity 80 l/(m²·min), vertical drainage capacity 600 l/(m²·min), weight 2.6 kg/m², connection by tongue-and-groove, covered by a geotextile of polypropylene on their upper and lower faces, (120 g/m²).