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Sika — Cementitious coatings & leak stopping

Sika Plug / Sika Fastplug

Fast-setting cementitious products for localized leak stopping where the product is approved for active-water conditions.

Sika Plug / Sika Fastplug product image
Verify locallyProduct family
  • Cementitious coatings & leak stopping
  • Masonry & facades
  • Cracks & leaks

Verify before you specify

Listed by the manufacturer or a regional catalogue. Confirm formulation and availability for your market before specifying.

Check the current manufacturer technical data sheet for this product and market.

What it is

Rapid-setting water-stopping repair compound; exact product differs by market.

Fast-setting cementitious products for localized leak stopping where the product is approved for active-water conditions.

Source note: Names/formulations vary; verify exact product.

Where to apply

Selected localized leaks in concrete or masonry, following the exact product sheet.

Application overview

  1. Remove weak material.
  2. Prepare the cavity.
  3. Mix only a small workable quantity.
  4. Place and hold as instructed.

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:

  • Setting time
  • Water dosage
  • Cavity geometry
  • Active water pressure
  • PPE
  • The product's permitted use

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.

Not sure this is the right product?

Construction problems are not always solved by choosing a product from a catalogue. Tell us what you're working on, what problem you're experiencing, and what surface or structure is involved — we'll help you identify the appropriate solution.