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    MasterSeal 505 - Ultra-rapid setting mortar to plug active water leaks in concrete and masonry

    How does MasterSeal 505 work?

    MasterSeal 505 is a blend of hydraulic cements, well-graded sands and additives supplied in dry powder form. It requires only the addition of clean water to produce a ready-to-use, ultra-rapid setting, plugging mortar. Water flow can be stopped by mixing the MasterSeal 505 to a malleable consistency and using as a plug.

    Recommended uses:

    MasterSeal 505 is used:

    • For stopping active water or seepage under pressure through joints, cracks and holes in concrete or masonry, where a normal mortar would be washed away and resin would not bond;
    • As a seal for construction joints or floor joints prior to basement tanking with MasterSeal;
    • For sealing cracks and construction joints in reservoirs and other water retaining structures;
    • For instant sewer connections;
    • For rapid anchoring of bolts, conduits, pipes, railings, sanitary equipment, etc.;
    • For joint filling and pointing between concrete segments in concrete and brick tunnels, sewage systems, pipes and mines.

    What makes MasterSeal 505 a unique solution?

    MasterSeal 505 is an easy to use ultra-rapid setting mortar which sets in typically 30 – 60 seconds to plug active water leaks in concrete and masonry

    What are the features and benefits of MasterSeal 505?

    • Rapid setting – Typically 30 - 60 seconds; fast return to service
    • Easy to use – Simply add water
    • Chloride free – No risk to steel reinforcement
    • Non-toxic – Suitable for use in potable water systems
    • Premixed – Giving consistent quality and results