Sika — Cementitious coatings & leak stopping
Sikalastic-1K
A flexible cementitious waterproofing layer for suitable wet areas and mineral substrates.
- Cementitious coatings & leak stopping
- Balconies & terraces
- Bathrooms & wet areas
Verify before you specify
A current product family. Choose the exact grade from the manufacturer data sheet.
Check the current manufacturer technical data sheet for this product and market.
What it is
One-component fibre-reinforced flexible cementitious waterproofing compound.
A flexible cementitious waterproofing layer for suitable wet areas and mineral substrates.
Where to apply
Selected bathrooms, showers, balconies under a compatible finish and other uses allowed by the local TDS.
Application overview
- Mix with the specified water amount.
- Apply uniformly in the required layers.
- Reinforce corners/junctions where the system specifies tape.
High-level steps only. Mixing, coverage, thickness, timing and curing come from the current data sheet.
Technical controls
What the applicator must check before and during the job:
- Water dosage
- Coat thickness
- Recoat interval
- Curing
- Crack-bridging limits
- Tile/finish compatibility
Official documents
The library may be a regional site. Confirm the data sheet matches the product and market you are buying.
Image and source status
Product image supplied from the manufacturer's published material.
Disclaimer
Check the current manufacturer technical data sheet for this product and market. Installation must follow the current TDS/SDS and the project specification.
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Product family — choose an exact grade
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