MasterRoc MP 355 1K DW – one-component injection foam stops small to mid-volume water ingress, with a potable water certificate


How does MasterRoc MP 355 1K DW work?

MasterRoc MP 355 1K DW is a single component polyurethane injection foam which only reacts when in contact with humidity or water. It prevents small to mid-volume water ingress in underground structures and is also also suitable for the filling of water bearing voids.

What are the unique features of MasterRoc MP 355 1K DW?

  • Reacts in moist surroundings
  • Good bonding to wet surfaces
  • Forms a flexible foam

How does MasterRoc MP 355 1K DW benefit customers?

  • Stops small to mid-volume water ingress in underground structures
  • Solvent free
  • Potable water certificate