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  1. SpecSeal Firestop Block/Specified Technologies Inc./2026-04-14

    Open the PDF · HPD 41756

    Expiration Date: 2029-04-14

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    SpecSeal® Firestop Blocks are penetration firestop products resembling foam bricks. These intumescent urethane foam blocks are installed in openings by compressing and stacking into the opening in a brick-like fashion. The intumescent…

  2. SpecSeal Curtain Wall Mullion Plug/Specified Technologies Inc./2026-01-19

    Open the PDF · HPD 32982

    Expiration Date: 2028-09-15

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    SpecSeal® Curtain Wall Mullion Plug is a is a foamed polyester incorporating Specified Technologies’ proprietary intumescent technology designed to easily fit into hollow aluminum curtain wall framing members. When compressed into hollow…

  3. SpecSeal EP Powershield Electrical Box Insert/Specified Technologies Inc./2025-11-21

    Open the PDF · HPD 32978

    Expiration Date: 2028-11-21

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    SpecSeal® EP Powershield™ electrical box insert is a one-component pad for use in electrical switch or receptacle boxes. The intumescent insert has been designed to install inside the box, directly against the back wall. SpecSeal® EP…

  4. SpecSeal Series LC Endothermic Firestop Sealant/Specified Technologies Inc./2025-11-04

    Open the PDF · HPD 14094

    Expiration Date: 2028-11-04

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    SpecSeal® LC Sealant is a latex-based, high solids firestop compound. This material, when properly installed, will effectively seal penetration openings and joints against the spread of fire, smoke, hot gasses and water. SpecSeal® LC…