STÜWA Press® is ideally suited for waterproofing sealing of well drilling and observation wells.


  • In order to separate different ground-water storeys against each other after drilling, STÜWA Press® provides a safe sealing with sufficient adhesive force between bore hole walls and construction part after a short curing time.
  • The material consists of a mixture of powdery clay and cement and can be blended with water without adding any further components.

Mixture recommendation:
For 1 m³ groutable suspension:
Use 759 l of water for 665 kg STÜWA Press®. 
The suspension density is at 1.46  kg/dm³.

Packaging unit:
In sacks of 25 kg each, 40 sacks 1,000 kg on Euro-pallet