MasterSeal 681 - A high solids, protective coating based on emulsified bitumen

Formerly MasterSeal 481


MasterSeal 681 is a non-fibrated, water-based bitumen emulsion. It is dark brown in colour and dries to a black flexible protective coating. The finished film is tough and waterproof and forms a barrier to water and vapour transmission.

Where is MasterSeal 681 applied?

  • General waterproofing and damp proofing of concrete, asbestos cement, roofing felt, slate tiles, wood, etc. 
  • Metal protection – provides protection for structural steelwork, pipes, etc. 
  • Insulation – provides a vapour barrier for cold storage rooms, etc.

What are the advantages of MasterSeal 681?

  • Chemical resistance 
  • Versatile – has many applications 
  • Economical 
  • Easy to apply 
  • Cold applied 

Product Information

Technical Data Sheet


MasterSeal 681 MSDS

pdf (166,90 Kb)

MasterSeal 681 TDS

pdf (230,37 Kb)

Info & price request

Address: Cairo Festival City, Building A1 Business District, 1st Floor 11835 Cairo, Egypt​

Hotline Phone: 15560​