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Gripset C-Mastic Large Format Tile Adhesive 20kg

Gripset C-Mastic: High-Strength Large Format Tile Adhesive

Gripset C-Mastic is a premium, high-strength polymer-modified tile adhesive engineered for demanding commercial applications. This white, non-slump formula utilizes advanced polymer technology to provide superior adhesion for large format tiles and stone on both walls and floors. Offering economical coverage and excellent stability for heavy tiles, C-Mastic is suitable for both interior and exterior environments.

Meeting C2S1TE classifications, Gripset C-Mastic features an extended open time for easier installation. It is specifically developed for use over the Gripset range of waterproofing membrane systems, ensuring a compatible and high-performance tiling solution.

Key Applications

  • Direct tiling over Gripset under-tile waterproofing membranes
  • Commercial wall and floor tiling
  • Internal and external applications
  • Large format and heavy stone tiles
  • Early age concrete, screeds, and renders

Suitable Substrates

  • Concrete and masonry renders
  • Screeds and plasterboard linings
  • Fibre cement surfaces
  • Gripset membrane systems

Technical Specifications

Dry Times:
Open time: 30 minutes | Adjustment time: 45 minutes
Grouting time: 16 hours | Ready for use: 24 hours
Pot life: 2 hours

Coverage: Approximately 7m² per 20kg bag using a 10mm notch trowel on floors.
Packaging: 20kg Bags | Colour: White Powder

Downloads

Technical Data Sheet (TDS)
Safety Data Sheet (SDS)

Source: Gripset Industries Product Documentation