MasterSeal 727ST - SBS elastomeric bitumen-based torch-applied waterproofing membrane with non-woven polyester reinforcement


MasterSeal 727ST is an elastomeric modified bitumen membrane used for various waterproofing applications. It is manufactured in a high-tech calendaring process, which involves the saturation and coating of a polyester carrier with a SBS elastomer-modified bitumen compound. 

Where is MasterSeal 727ST elastomeric bitumen - based torch applied?

MasterSeal 727ST is used for a wide variety of waterproofing requirements and in applications subject to high mechanical stresses, such as:

  • Deck waterproofing
  • Foundations and underground structures
  • Slab on grade 

What are the advantages of MasterSeal 727ST?

  • Superior chemical resistance to alkaline solutions, light acidic solutions and bacteria
  • Superior thermal resistance under a wide range of temperature fluctuation
  • Impermeable to water
  • Outstanding performance at high temperature and good at low temperature
  • Excellent adhesion to any surface
  • Applicable for above and below grades usages.


MasterSeal 727ST_TDS

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