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    MasterSeal NP 150

    Low-modulus, non-sag, elastomeric, hybrid sealant

    Formerly: Sonolastic 150 VLM

    How does MasterSeal NP 150 work?

    MasterSeal NP 150 is a high performance, very low-modulus, high-movement, non-sag, fast-curing, hybrid sealant.

    Recommended uses:

    • Vertical or horizontal
    • Exterior or interior
    • Above grade
    • Joints with high movement
    • In place of silicone sealants
    • Store front systems
    • Expansion joints
    • Panel walls
    • Precast units
    • Aluminum, vinyl and wood window frames
    • Fascia
    • Parapets
    • Sanitary applications

    What are the unique features of MasterSeal NP 150?

    • Wide temperature application range
    • Non-staining formula for use on stone and other sensitive substrates
    • Available in ProPaks to reduce jobsite waste and lower disposal costs
    • Meets all state and federal VOC regulations

    What are the benefits of MasterSeal NP 150?

    • Superior adhesion results in a long-lasting bond, helping to reduce call backs
    • Low modulus to accommodate for joint movement (100% extension in EIFS joints with little stress on bond line)
    • Can be painted with elastomeric coatings soon after installation
    • Easy to gun and tool, speeding up application
    • Weather resistant for long-lasting weather tight seals
    • Fast-curing helps to speed up jobsite production

    Product Information

    Data Guide

    LEED v4 Letter

    Safety Data Sheets - Aluminum Gray

    Safety Data Sheets - Black

    Safety Data Sheets - Limestone

    Safety Data Sheets - Medium Bronze

    Safety Data Sheets - Off-White

    Safety Data Sheets - Special Bronze

    Safety Data Sheets - Stone

    Safety Data Sheets - Tan

    Safety Data Sheets - White