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    MasterSeal 754 SB

    Post-applied FPO waterproofing membrane for below ground concrete structures

    How does MasterSeal 754 SB work?

    MasterSeal 754 SB is a post-applied sheet membrane in combination with the MasterSeal P 754 (Primer) waterproofing system. MasterSeal 754 is a highly flexible polyolefin membrane with self-adhesive backing. This flexible system provides a durable bond. It is created when the self-adhesive backing is completely adhered using the system primer to the correctly cleaned and prepared surface of the substructure. MasterSeal 754 SB is a cold applied and post-applied product, as it is installed without heat or open flames to existing structures.

    What is MasterSeal 754 SB used for?

    ​​MasterSeal 754 is suitable for:

    • ​Below ground substructure walls
    • Residential and industrial buildings such as housing, commercial, leisure facilities, manufacturing plants and warehouses
    • Engineered structures, such as retaining walls, tunnel galleries, potable water tanks, wastewater storage treatment structures and tanks

    What are the benefits of MasterSeal 754 SB?

    • ​​Saves time and labour
    • Fast installation: layout, jointing and detailing
    • Easy to apply One coat Primer
    • Weather resistant with temporary UV-stability during installation
    • Resistant to aggressive mediums in soil
    • Crack bridging ability
    • Overlapping areas are self-adhesive. No need for any extra tape to overlap
    • High elasticity at low temperatures
    • Resistant to 5 bar water pressure when correctly installed
    • High mechanical impact resistance
    • Wide application temperature range: 5°C to 30°C
    • Low permeation rate to Methane
    • Low transmittance rate to Radon​


    MasterSeal 754 SB: Technical Data Sheet

    pdf (117.52 Kb)

    Direct contact

    Stuart Davidson

    Watertight Systems UK- National Specification Manager

    +44 7917233229


    MasterSeal 754 SB: Technical Data Sheet

    pdf (117.52 Kb)