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    ​​​​​​​​​MasterSeal 555 - Flexible, polymer cement waterproofing slurry

    What is MasterSeal 555?

    ​MasterSeal 555 is a two-component product consisting of Part A (liquid) and Part B (powder) which yields a ​flexible waterproofing coating ​with excellent weathering resistance and crack-bridging capabilities.​

    Where is MasterSea​​l 555 recommended for?

    MasterSeal 555 is recommended as a waterproofing membrane below concrete, mortar, tiles etc. It is also suitable as a waterproofing coating to concrete structures.

    Typical applications include:

    • Flat and pitched r​oofs
    • Wet areas, bathrooms, and kitchens
    • Terraces and balconies

    It is also suitable as a waterproofing coating to concrete structures such as:

    • Bridge parapets, beams, and pillars
    • Reservoirs, sumps, and tanks
    • Foundations below and above ground

    What makes MasterSeal 555 a ​​unique solution?

    MasterSeal 555 meets the needs of customers who want a cementitious waterproofing product with high crack bridging ability.

    What are the benefits of MasterSeal 555?

    • Flexible - Bridges cracks up to 2 mm when subject to normal movements
    • Permeable to water vapors - Allows surface to breathe, preventing build-up of vapor pressure

    Explore other cementitious waterproofing solutions

    ​MasterSeal 501/502 - Deep penetrative, reactive, capillary waterproofing system for concrete and mortar​

    ​​MasterSeal 540 - ​Flexible, polymer cement waterproofing slurry​

    MasterSeal 583 - Waterproof cement-based coating for concrete

    MasterSeal 590​ - One-component, cement-based, fast-setting water-stop repair mortar​​​​


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