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GCP Applied Technologies combines innovative technologies and time-tested products providing high performing waterproofing solutions for complex underground construction projects worldwide.​​

Introduced in 1990, GCP’s Preprufe® waterproofing system was the first system specifically designed to protect below ground structures against water ingress,​ gas, vapours and moisture. Today, more than 60​ million square metres of Preprufe® waterproofing membrane is protecting hotels, museu​ms, hospitals, airports, railways, libraries, underpasses, car parks, tunnels, government buildings, industrial plants, stadiums, shopping malls and residential buildings in all climates around the world.

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