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    Sikalastic® M 860 (formerly known as MasterSeal® M 860) - Two component PU/PUA waterproofing membrane, highly elastic, for hand applications


    MasterSeal M 860 is a two-component, hand applied, self-levelling, elastomeric polyurethane / polyurea hybrid membrane.  

    Where is MasterSeal M 860 applied?

    MasterSeal M 860 is used in a variety of concrete waterproofing applications including balconies, terraces, podium decks and car park decks. It´s also used in roofing applications where there is no requirement for a fire retardant coating. 

    What are the advantages of MasterSeal M 860?

    • monolithic – no laps, welds or seams 
    • fully bonded 
    • excellent mechanical properties 
    • excellent crack bridging 
    • resistant to puncture 
    • resistant to standing water 
    • thermoset – does not soften at elevated temperatures 
    • remains elastic at low temperatures; (Tg approx. -45°C) 
    • can be re-coated after only a few hours

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