MasterSeal 620 – bitumen rubber latex emulsion based waterproofing material

(Formerly: Masterseal 420)

What is and where to use MasterSeal 620?

MasterSeal 620 – is a bitumen/rubber latex emulsion based perfectly adhering waterproofing material that forms a seamless, flexible, damp proof, and vapor proof membrane.

MasterSeal 620 application areas are:

  • Damp-proofing structures: to provide an impervious damp-proof membrane on concrete and brick.
  • Floors: to provide a sandwich membrane in new construction or a surface treatment.
  • Walls: for interior and exterior walls.
  • Roofs: for the maintenance of many types of roofs including built-up felt, asphalt, lead, zinc, aluminium, concrete, lightweight screeds, timber, slate, asbestos cement, corrugated iron, and as a vapour barrier.
  • As an adhesive: for bonding wood blocks and wood mosaics, insulation board, expanded polystyrene and cork tiles and to provide a key for plastering.

What are the advantages of MasterSeal 620?

  • Single component.
  • Ready to use and easy to apply.
  • Applied by brush or spray machine.
  • Can be applied on fresh concrete and slightly damp surfaces.
  • Forms seamless, permanent, moisture and water proof coating.
  • Resistant to chemicals and salt solution in the soil.
  • Resistant to freeze-thaw cycle.
  • Does not contain solvents and it is environmental friendly


Direct contact

Azat Kudaibergenov

Product Manager

+7 701 220 57 02