Non-woven, continuous filament, needle-punched, polyester geotextile.

flashpack® is a DIY retail pack of bidim®.



  • Drainage behind retaining walls.
  • Filtration in subsoil drains.
  • Separation of aggregate on driveways, paths and storage areas.
  • Protection of plastic waterproof membranes in garden or structural applications.
  • As a waterproofing membrane when saturated with bitumen.
  • Filter under riprap retaining river banks.
  • Roof gardens/Atriums.
  • Window boxes.
  • Drainage pipe.
  • Underground waste disposal and soak away.
  • Perimeter subsoil drain.
  • Stabilization of the sub grade.


  • High strength.
  • High conformability.
  • Paving: Ensures correct drainage and prevents risk of subsidence
  • Garden paths: Prevents the natural soil from mixing with the sand or gravel and reduces maintenance.
  • Subsoil drains: Envelops the drain trench and improves the efficiency of the drain by holding back the fine particles of soil.
  • Roof gardens & window boxes: Separates the drainage course from the topsoil and prevents particles entering the outlet system.

abe Construction Chemicals DIY abe bidim flashpack properties

Surface Preparation

bidim® is a rugged material and can be placed upon most soil or stone surfaces around the home within reason.

Bonding / Priming

No priming required unless specified otherwise (dependent on the a.b.e.® product it gets used with ie. when waterproofing.)


abe Construction Chemicals - bidim flashpack - colour


For separation/stabilization, place the bidim® onto p repared subgrade, overlapping the ends by 100 mm where necessary.  Place the base on top of the bidim®.


bidim® is supplied as flashpack® U14 rolls are also available in 1.32 m, 1.76 m and 2.65 m wide.

Handling & Storage

Store under cover until used.

Health & Safety

Product safety information required for safe use is not included.  Before handling, read product and safety data sheets and container labels for safe use, physical and health hazard information.  The safety data sheet is available from your local a.b.e.® Construction Chemicals branch.