Insta Flex Balck

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INSTA FLEX BLACK is high performance water proofer that dries to form a tough impermeable coating. It is a blend of tropical grade bitumen emulsion with 8% added pure acrylic polymer.

  • Excellent crack bridging capacity. Highly flexible.
  • Excellent bonding to substrate such as concrete, masonry, wood, metal, plastic, etc.
  • Very good bonding to damp surfaces.
  • Provides a key to plaster on difficult surfaces.
  • Easy to use.

Packing: INSTA FLEX BLACK is available in 1, 4, 20 and 50 Kg packs.

Coverage: INSTA FLEX BLACK will cover approx. 1.5 – 2 sqmt./Kg / 2 Coats, depending upon the porosity of the surface.

Primary Applications

  • As an impervious waterproofing membrane
  • Useful on concrete and brick foundations, retaining walls and bridge abutments.
  • For protection of Interior and exterior walls.
  • Can be used as adhesive to bond wood blocks, expanded polystyrene and cork tiles to any surface.
  • Could be used as a primer/ bond coat on bituminous substrates for


Directions For Use

The surface to be coated should be free from all loose particles, dust, oil and laitance. All visible cracks should be opened in ‘V’ grove and filled with CRACK FILL, a single component crack filling compound.

INSTA FLEX BLACK is applied in min. 2 coat application. 10-15% dilution with water is recommended to make the material brushable. Minimum 6 hours gap should be given between coats for drying.

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