MasterRoc MP 355 1K – One component polyurethane injection foam to stop small to mid-volume water ingress


How does MasterRoc MP 355 1K work?

MasterRoc MP 355 1K is a solvent free, one component polyurethane foam which reacts only in contact with humidity or water.

Recommended for:

  • Stopping of small to mid-volume water ingress in underground structures
  • Also suitable for filling of water bearing voids


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

  • Reacts in moist surroundings
  • Good bonding to wet surfaces