Basement - Interior Walls Waterproofing - Liquid Rubber Coating

Liquid Rubber Foundation Sealant is a liquid applied coating that cures into a seamless waterproof membrane.  This product is water-based and contains no solvents, is VOC-free and is non-toxic. Color options are available. 


  1. Ensure a clean, dry surface
  2. If you have deep cracks, fill with a Crack Injection Kit
  3. Bridge joints, cracks, seams etc., with Liquid Rubber Seam Tape or Liquid Rubber Geo-Textile
  4. Build up heavy coats to achieve required thickness. 20-30 mil (0.5-0.75 mm) Dry Film Thickness.  Minimum 2-3 coats
  5. Can use Liquid Rubber Foundation Sealant or Liquid Rubber Colour Waterproof Sealant.
  6. COVERAGE - Coverage rates vary by product. See product page for coverage rates.
  7. See below for Products used


  • Ensure rain gutters have extensions taking water away from your home
  • Build grade/earth/dirt/drainage sloping away from your home
  • Weeping Tile can be installed to direct water away
  • Dust or dirt can cause loss of adhesion
  • Product stays soft, flexible and may have some tackiness
  • Cracks can be injected with an Epoxy Injection Kit
  • Apply the next heavy coat when the product is dry to the touch and nothing is wet underneath.  Tacky is ok
  • Apply material until you use up the required amount
  • Use a roller or brush and apply above 10C (​50F)
  • Curing time depends on temperature, humidity and airflow
  • Can be painted over with standard wall paint
  • Always best to waterproof from the outside (positive) side


  • Original Black

  • Brilliant White

  • Light Grey

  • Med Grey

  • Dark Grey

  • Tan

  • Brown

  • Hunter Green

  • Tintable- Med Base

Due to Computer Monitors, Colours may not be exactly as shown


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