Below Ground Waterproofing

Below Ground Membranes

For below ground waterproofing applications, ultra high elongation waterborne neoprene membranes with extremely low water permeability are used. These products are engineered for below grade waterproofing to accommodate significant movement.


  • Greater than 1000% elongation to accommodate structural movement
  • Excellent adhesion to substrates
  • Can be reinforced with Polyfab for mechanical strength and puncture resistance
  • Suitable for permanent contact with drinking water consistent with AS 4020
  • Hydrostatic pressure resistance up to 100m

Areas of Use:

  • Below ground car parks
  • Basements
  • Retaining walls
  • Landscaped decks
  • Planter boxes
  • Grey water and sewerage tanks
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