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    ​​​​MasterSeal HY 495 - Hybrid ultra-high performance, façade and structural sealant


    What is MasterSeal HY 495?

    MasterSeal HY 495 is a high-grade, hybrid silane-terminated polyurethane compound, one component moisture curing, low-modulus sealant, and adhesive.

    What are MasterSeal HY 495 recommended applications?

    MasterSeal HY 495 is a hybrid sealant specially developed for sealing of all types of external or internal facade joints, for example:

    • Expansion joints
    • Construction joints
    • Joints in precast elements
    • External walling and cladding joints
    • Infill panel joints
    • Curtain walling
    • Window and door frame sealing
    • Bridge and balcony parapets
    • Retaining walls
    • Subways
    • Reservoirs and water retaining structures

    What are the benefits of MasterSeal HY 495?

    • Single component – easy to use
    • Primer free – faster and easier application
    • Odorless – can be used internally
    • Fungal growth resistant – hygienic
    • UV and weather resistant – Long term durability

    Download the MasterSeal HY 495 Technical Data Sheet

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    Brochure: MasterSeal Sealants

    pdf (3.65 Mb)

    MasterSeal HY 495: Technical Data Sheet

    pdf (206.87 Kb)


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