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    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 one component polyurethane injection foam which only reacts when in contact with humidity or water. It prevents small to md-volume water ingress in underground structures and is also suitable for the filling of water bearing voids.

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

    • Reacts in moist surroundings.
    • Good bonding to wet surfaces.

    How does MasterRoc MP 355 1K benefit customers?

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

    Direct contact

    Richard Foord

    Project Manager, Underground Construction - UK and Ireland

    +44 7966123397