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    Sikalastic® WP 668 (formerly known as MasterTile® WP 668) - Waterproof, flexible protective coating for use under all tile and natural stone coverings in internal wet areas 


    MasterTile WP 668 is a single part acrylic resin based waterproofing, that provides a flexible protective coating, beneath ceramic tile and natural stone installations in wet areas. 

    Where is MasterTile WP 668 applied?

    • Liquid area waterproofing to be applied by roller, brush or trowel.
    • For indoor use
    • For walls and floors
    • For applications not covered under the official test certificates to ZDB leaflet “Bonded waterproofing” for use class A 0
    • Resistance class A1 in accordance with the test principles to issue an official test certificate
    • For wet areas such as bathrooms, showers in residential buildings, hotels, old people's homes and hospitals (not for use in permanently immersed / pressurized conditions)
    • On moisture-sensitive, absorbent substrates, e.g. plasters, plaster slabs, gypsum fibre boards, plaster boards, wooden chipboards, anhydrite screeds in moist and wet areas subject to usual domestic use
    • On absorbent mineral substrates, e.g. concrete, screed, render, aerated concrete, cementitious levelling compounds for walls and self levelling compounds such as MasterTop 528

    What are the advantages of MasterTile WP 668?

    • Waterproof, protects moisture-sensitive substrates
    • Flexible, compensates tensions, deformations of the substrate, variations in temperature and vibrations
    • Crack-bridging, high security even with subsequent cracks in the substrate
    • Ready-to-use, easy to apply by roller, brush or trowel
    • Two-coloured, for easier visual control of the layer thickness.
    • Resistant to lime water, ensures bonding between protective coating and mortar if the adhesive bed is constantly submerged in water
    • Solvent-free, no harmful risk to the environment, can be used without any risk to health
    • With official Test Certificate issued by the Technical University of Munich for interior waterproofing

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