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    MasterWeld 440: Heavy duty synthetic rubber adhesive for installation of wall panels and wallboard

    Formerly: Sonneborn 400 Adhesive

    MasterWeld 440 description

    MasterWeld 440 is a ready to use, heavy duty, synthetic rubber based adhesive for bonding wall panels and wall boards to various structurally sound substrates.

    Recommended uses

    • Interior  or exterior applications
    • For use in seams and joints that are subject to excessive, dynamic movement

    What are the unique features of MasterWeld 440?

    • One component
    • High green strength for a quick initial grab
    • Increases contact area of bond between substrates

    What are the benefits of MasterWeld 440?

    • Initial strength reduces nailing required and speeds installation
    • Ready to use formulation improves application efficiency
    • Increased contact and strong adhesion reduces vibration for quieter in service performance
    • Suitable for low temperature installations applications
    • Accommodates longer joist spans and narrower joists​

    Related Literature

    Certification Letter

    pdf (89.73 Kb)