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    ​MasterSeal 350

    Rapid-setting, epoxy-based concrete overlay system

    How does MasterSeal 350 work?

    MasterSeal 350 is a rapid-curing, skid-resistant, epoxy-based concrete overlay system. When mixed with aggregate it can be used as a repair mortar.

    Recommended uses:

    • Horizontal surfaces
    • Interior and exterior
    • Bridge decks
    • Steel decks
    • Warehouse floors
    • Elevated airport runways
    • Balconies
    • Concrete
    • Steel

    What are the unique features of MasterSeal 350?

    • One-to-one mix ratio by volume simplifies application
    • Durable surface extends service life
    • No primer required for faster installation
    • 100% solids

    What are the benefits of MasterSeal 350?

    • Rapid strength development helps minimize traffic disruption
    • Waterproof to prevent chloride ion contamination, freeze-thaw damage and salt scaling
    • 90% lighter than typical concrete overlays to limit dead load in suspended structures
    • Excellent adhesion to the substrate to prevent delamination and extend surface life
    • Skid resistant increasing safety for vehicles and pedestrians

    Direct contact

    Master Builders Solutions Technical Support

    Construction Systems

    1-800-243-6739

    Safety Data Sheet (SDS)

    Find all available safety data sheets for this product.

    Product Certifications

    Generate a free certificate of conformance for a specific Master Builders Solutions construction product.

    LEED v4 & v4.1 Teaser Image

    LEED v4 & v4.1

    Search by product or CSI code and download up to date LEED information.

    Related Literature

    Certification Letter

    pdf (90.99 Kb)

    MasterSeal 350 Concrete Overlay Guide Spec

    doc (133.50 Kb)

    MasterSeal 350 Data Guide

    pdf (186.14 Kb)

    MasterSeal 350 Data Guide (French)

    pdf (365.94 Kb)

    MasterSeal 350 Mortar Technical Bulletin

    pdf (274.35 Kb)

    MasterSeal 350 PART A

    pdf (421.26 Kb)

    MasterSeal 350 PART A

    pdf (308.82 Kb)

    MasterSeal 350 PART A

    pdf (322.61 Kb)

    MasterSeal 350 PART A

    pdf (433.82 Kb)

    MasterSeal 350 PART B

    pdf (471.18 Kb)

    MasterSeal 350 PART B

    pdf (341.99 Kb)

    MasterSeal 350 PART B

    pdf (357.88 Kb)

    MasterSeal 350 PART B

    pdf (456.60 Kb)

    MasterSeal 350 light gray PART A

    pdf (226.41 Kb)

    MasterSeal 350 light gray PART A

    pdf (338.45 Kb)

    MasterSeal Aggregate Tech Bulletin

    pdf (268.11 Kb)