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WPA 400 is an elastomeric, fibre reinforced waterproofing membrane based on high performance polymer technology. Designed for a range of undertile waterproofing applications, WPA 400 offers excellent adhesion and outstanding low vapour transmission properties. Fully compatible with polymer modified cement based tile adhesives, screeds and renders. The unique formulation provides excellent workability and film build.

Class III Membrane in accordance with AS 4858 and Class II in accordance with AS 4654.1.
Excellent adhesion to a wide variety of substrates.
Fibre reinforced.
Completely resistant to re-emulsification (when fully cured).
Fast drying.
Extremely low VOC content.
Compatible with a wide range of tile adhesives.
Fibre reinforced.
Permanently flexible.
10-20SQM per bucket, floors - walls
Recoat time 4hrs
Tile 24-48hrs after final coat