Hydroblocker 2K


  • 2 component moisture and adhesion primer based on epoxy
  • Blocks residual moisture in the screed
  • Improves adhesion of parquet adhesive  to the subfloor
  • Solvent free and anhydrous
  • Contains no VOC
  • Odorless


  • Suitable as a moisture barrier for cement-bound screeds and concrete with a residual moisture content of up to 5% (measured with carbide meter).
  • Suitable as an adhesion primer on absorbent surfaces such as cement-bound screeds, concrete floors and dry anhydrite subfloors (<0.5% residual moisture).
  • Suitable on non-absorbent surfaces such as ceramic tiles and natural stone.
  • Suitable as an adhesion primer for underfloor heating, when screed is dry.
  • Can be used as a synthetic repair mortar for cracks (≤ 20 mm) in the screed when mixed with fine, dry sand.