Please login with your username and password.


Can’t remember your accounts password?

Can't access your account?

Select your language.

This page is available in the following languages:

    Please select your location

    ​​MasterSeal 500

    A crystalline capillary waterproofing coating for concrete

    How does MasterSeal 500 work?

    MasterSeal 500 is a crystalline capillary waterproofing coating for concrete. It is designed for waterproof coating applications both above and below grade.

    By activating embedded YouTube videos, your personal data could be transmitted to the provider. Further information can be found in our privacy notice.


    Recommended uses:

    • Horizontal (non-traffic bearing) and vertical
    • Interior and exterior
    • Above or below grade
    • Concrete and block foundations
    • Repairing hairline cracks
    • Sewage and water treatment plants and tanks
    • Newly poured concrete as a dry shake
    • Underground vaults
    • Subway tunnels (non-traffic bearing)
    • Water reservoirs
    • Elevator pits
    • Concrete and masonry

    What are the unique features of MasterSeal 500?

    • Contains no chlorides, reducing the risk of corrosion
    • Easy to apply and cost effective
    • Penetrates concrete, seals capillaries and hairline cracks, and remains waterproof even if surfaces are damaged

    What are the benefits of MasterSeal 500?

    • Withstands positive and negative hydrostatic pressure for dual-sided waterproofing
    • Resists de-icing salts, making MasterSeal 500 suitable for winter environments
    • Protects against sewage and industrial wastes for use in wastewater treatment applications

    Direct contact

    Master Builders Solutions Technical Support

    Construction 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 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 (89.70 Kb)

    Data Guide

    pdf (169.62 Kb)

    MasterSeal 500 Data Guide (French)

    pdf (280.52 Kb)

    MasterSeal 500 gry SDS

    pdf (336.01 Kb)

    MasterSeal 500 gry SDS

    pdf (276.61 Kb)

    MasterSeal 500 gry SDS

    pdf (529.47 Kb)

    MasterSeal 500 gry SDS

    pdf (410.70 Kb)