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Withdrawn HPDs

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  1. Consolideck LSCS/Prosoco, Inc./2026-05-21

    Open the PDF · HPD 34458

    Expiration Date: 2029-05-21

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    LS/CS is a penetrating silicate treatment that hardens, densifies and dustproofs concrete flatwork. Unlike conventional hardeners, it does not have to be scrubbed or flushed. LS/CS will not trigger or contribute to surface ASR (alkali…

  2. Consolideck LS/Prosoco, Inc./2026-05-21

    Open the PDF · HPD 34446

    Expiration Date: 2029-05-21

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    Consolideck® LS® is a zero-VOC premium sealer, dust-proofer, hardener and densifier for concrete surfaces. This deeply penetrating lithium silicate treatment reacts with the concrete to produce insoluble calcium silicate hydrate within the…