Bitumen waterproof mastic to seal & fill cracks and small holes whilst also providing flexibility. Ideal as plugging the deep hole gaps that need a putty like substance to build onto.  Also remains flexibile.

  • With added fibre reinforcements that also work in wet conditions.
  • Can be squeezed and trowelled to plug holes and gaps.
  • Compatible beneath other bitumen/felt products.
  • Coverage 1m² per litre.
  • Safety Datasheet: Trowelling Mastic