Crystal-X AdMix is a liquid waterproofing additive for concrete, consisting of a water-based suspension of inorganic waterproofing agents. It can be added to concrete during the batching process or in a ready-mix truck with full mixing capabilities, with no risk of clumping. It is Con^micShield-compatible for economical and effective waterproofing protection of new and existing concrete tunnels, subway systems and other concrete structures where water damage may occur.