Fastline Rapid MMA Damp Primer

Primer for damp cementitious surfaces

As a primer for damp concrete or other cementitious or masonry substrates.

Fastline Rapid MMA Damp Primer has been developed as a primer for damp concrete, being used prior to any of the Fastline Rapid MMA range of coatings, mortars, and screeds. The product exhibits outstanding adhesion to damp concrete, and the rapid-curing characteristics allow rapid application of subsequent coatings, mortars or screeds.


  • Rapid cure, even at low temperatures
  • Very good chemical resistance
  • Excellent adhesion to damp concrete
  • Impervious to water
  • Pre-packed units ready for use
  • Easily applied
  • Suitable for 7 day old concrete