Xypex is a non-toxic, chemical treatment for the waterproofing and protection of concrete. Xypex's primary and most distinguishing performance feature is its unique ability to generate a non-soluble crystalline formation deep within the pores and capillary tracts of the concrete - a crystalline structure that permanently seals the concrete against the penetration of water and other liquids from any direction.
Xypex crystalline products are dry powder compounds composed of portland cement, silica sand and many active, proprietary chemicals.

Tunnelling Projects


Inner City Bypass, Brisbane, QLD, Australia

In excess of 3,000 cubic metres of concrete was dosed with Xypex Admix C-Series for waterproofing and durability requirements for the inner city bypass. Read More >

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Sydney Harbour Tunnel, Sydney, Australia

Xypex products were used for repair and maintenance of the North and South land driven tunnels and transition tunnels of this renown structure. Read More >

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Homebush Bay Zone Sub-Station, Sydney, Australia

Xypex Admix C-Series was applied to below-ground tunnels housing high voltage electricity cables for the Olympic precinct and surrounding suburbs. Read More >

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City Link Domain Tunnel Melbourne, VIC, Australia

Xypex products were used to waterproofing numerous sections of the Yarra Crossing Stage 1 and 2 as part of the City Link Domain Tunnel  Read More >

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