Dimpled drainage board with geotextile, also called sheet drain, is manufactured from high density polyethylene heat bonded to polyester or polypropylene nonwoven geotextile fabric available in one single configuration. It is an air-gap membrane with a geotextile cloth on one side which provides a drainage path with the function of drainage and filtration. BPM dimpled drainage board can be used for civil engineering projects such as retaining walls, landscaping drainage, parking decks, etc and mostly used for basement walls and tunnels drainage.

Specifications of Dimpled Drainage Board

  • Core material:high strength flexible polyethylene cuspidated sheet core
  • Drainage Board sheet thickness: 0.8mm-1.5mm;
  • Dimple height:1.0cm-2.5cm;
  • weight:600g-2000g
  • Nonwoven Geotextile: Polyester Nonwoven Or Polypropylene Nonwoven Geotextile.
  • Roll Size: 2.9m*30m.