Preflex UR


PREFLEX UR is a two-component cold applied, pourable, black joint sealant, which has been designed for use in sealing concrete expansion and movement The mixed sealant is applied by pouring into horizontal joints and once cured will remain elastomeric at a movement accommodation factor of 25%.


PREFLEX UR is used for sealing movement and expansion joints in concrete pavement areas, where a flexible seal is required. It is highly resistant to hydrocarbons, making it suitable for use on petrol forecourts, re-fuelling depots, airport hardstanding areas and other areas where oil spillage may occur.


  • Pitch free formulation.
  • Excellent resistance to petrol, oil and hydrocarbons.
  • Excellent flexibility even at low temperature.
  • Excellent durability and resistance to jet blast.