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    ​MasterSeal 121

    Anti-fungal, sanitary grade silicone sealant


    MasterSeal 121 is a versatile, acetoxy silicone sealant, which cures under influence of humidity to form a durable elastic seal rubber with good bond to the substrate. It is non-slump, with excellent resistance against UV and weather, which can be used in vertical and horizontal joints, in internal and external environments, to provide a long-term, durable, elastic rubber seal.Special formulation resists the growth of unsightly mould.


    MasterSeal 121 has been developed to form a durable elastic seal for vertical and horizontal, joints in kitchen, bathrooms, tiling and sanitary ware application.Specially developed acetoxy cure sanitary grade silicone sealant for top sealing in glazing systems, perimeter joints around timber, aluminum window- and doorframes and joints in kitchens and bathrooms substrate without priming for use in residential, commercial and industrial buildings.


    • Anti-fungal, UV resistant, no discoloration.
    • Perfect bond without primer on most common substrates: saves time and money
    • High quality silicone: excellent UV, weather and water resistance, elasticity and resilience and long service life
    • Range of colors: to match most of the substrate common colour


    MasterSeal 121 TDS

    pdf (171,50 Kb)

    Info & price request

    Address: Cairo Festival City, Building A1 Business District, 1st Floor 11835 Cairo, Egypt​

    Hotline Phone: 15560​