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    MasterSeal AWB 600 FL 

    ​Block filler

    MasterSeal AWB 600 FL description

    A one-component, water-based block filler based on Silica Fortified RubberTM chemistry. It has been specifically designed for use with MasterSeal AWB air/water-resistive barrier products.

    Recommended uses for MasterSeal AWB 600 FL

    • Prepare rough, porous concrete / masonry substrates for subsequent application of MasterSeal AWB fluid-applied air/water-resistive barrier products
    • Promote adhesion of MasterSeal AWB 970 FIB self-adhesive membranes to rough CMU surfaces
    • Create tight, seamless expansion joints and facilitate adhesion of through-wall flashing systems

    MasterSeal AWB 600 FL features and benefits

    • Low shrinkage; fills voids and pores
    • Water-based; nonflammable, low toxicity​

    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

    LEED v4 Letter for MasterSeal AWB 600 FL

    pdf (172.51 Kb)

    MasterSeal AWB Equipment Recommendations for Application

    pdf (131.49 Kb)