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    MasterRoc MP 355 1K
    One component polyurethane injection foam to stop small to medium water ingress

    How does MasterRoc MP 355 1K work?

    MasterRoc MP 355 1K product is a solvent free, one component polyurethane resin which turns into a foam when it comes in contact with humidity or moisture.

    Recommended uses:

    • To stop small to medium water ingress in underground structures.
    • Suitable for filling of voids containing water.

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

    • Gets activated in moist environment
    • Good bonding to wet surfaces
    • Modification of the foaming action can be achieved using an accelerator

    What are the benefits of MasterRoc MP 355 1K?

    • Rapid reaction and excellent bonding feature make it more effective to stop water ingress.
    • Adjustable reaction time with the associated accelerator provides application flexibility.

    US / Canada Product Information

    Data Sheet

    Data Sheet (French)

    Direct contact

    Master Builders Solutions Technical Support

    Admixture Systems


    Safety Data Sheet (SDS)

    Find all available safety data sheets for this product.


    Product Certifications

    Generate a free certificate of conformance for a specific BASF construction product.

    Related Literature

    MasterRoc MP 355 1K Data Sheet

    pdf (72.95 Kb)

    MasterRoc MP 355 1k Data Sheet (French)

    pdf (78.39 Kb)

    Underground Water Management Brochure

    pdf (2.85 Mb)