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    Sika

    MasterSeal 472 - one part polyurethane based elastomeric joint sealant

    Formerly: MASTERFLEX 472

    What is and where to use MasterSeal 472?

    MasterSeal 472 is a high performance one component, moisture curing, polyurethane construction sealant. In properly designed and constructed joints the product has been formulated to offer a non - slump elastomeric seal, which exhibits good skin formation time and a fast cure.

    MasterSeal 472 has been developed specifically for sealing dynamically moving joints such as; expansion and control joints. MasterSeal 472 demonstrates high elasticity and recovery properties and therefore may be used to bond and seal most common building materials including concrete, glass, wood , stone, metal and anodised aluminium. In addition MasterSeal 472 has excellent tear resistance and good weathering characteristics.


    What are the key benefits of MasterSeal 472?

    • Durable resilient seal
    • Non Staining
    • Primer Free (except M1 smooth mortar)
    • Demonstrates good resistance to dilute acids and alkalis
    • Good range of colours available