Sika Blackseal Plus 20ltr



Sika BlackSeal Plus (NZ) has been formulated for use as a waterproof membrane behind retaining walls and as a damp-proof membrane for buried faces of basement structures. Sika BlackSeal Plus (NZ) will cover concrete, concrete block, brickwork and wood.


  • Sika BlackSeal Plus (NZ) has been tested by BRANZ;
  • Sika BlackSeal Plus (NZ) exceeds the vapour flow resistance level requirements for a water vapour barrier as per E2/AS1 - Table 23. (Report No.: DC1454#1, Issued: 9 May 2007, Review date: Indefinite.)
  • Fast cure
  • Simple to apply by brush, roller or spray
  • Excellent adhesion to concrete, masonry, etc.
  • Low water permeability
  • Can be applied to green concrete
  • Resistant to sulphates and ground salts
  • Curing Time Allow each coat to dry 12-24 hours before recoating.
  • Drying Time 4 to 6 hours at +20°C. (12-24 hours should be left between coatings.)


Meets moisture vapour permeability requirements of NZS 3604:2011.


Packaging 20 litre pails

Colour Black

Shelf Life Twelve (12) months when stored as stated.

CODE: N30450387


SKU N30450387
Brand Sika

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