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CSS-ES Epoxy Primer and Saturant

CSS-ES is a two-component, high-strength, high-modulus epoxy resin system used to prime substrates and saturate the Simpson Strong-Tie® Composite Strengthening Systems™ (CSS) fabrics. When extended with fumed silica, thickened CSS-ES is used as a high-performance substrate repair material and CSS finish coating. This product has been evaluated per ICC-ES AC125 for concrete and unreinforced masonry strengthening using externally bonded fiber-reinforced polymer (FRP) composite systems. This product is NSF-listed safe for potable water. Please refer to the NSF listing for the NSF 61–listed application. This product is part of the tested assembly in UL Design No. N861, which achieved a four-hour fire rating when subjected to ASTM E119 / UL 263 full-scale fire testing. Please refer to UL Online Certifications Directory for the UL listing.

Key Features

  • Long working time
  • High elongation
  • Ambient cure
  • Minimal odor
  • High versatility
  • VOC compliant
  • NSF listed
  • UL listed
  • Component of Class A flame spread/smoke developed indices test

Applications

  • Seismic retrofit
  • Load rating upgrade
  • Damage repair
  • Defect remediation
  • Blast mitigation

    Mixing Ratio

    • 2A:1B by volume

    Storage Conditions

    • Store material in a dry area between 45°F (7°C) and 95°F (35°C) with no exposure to moisture.

    Shelf Life

    • 2 years in unopened container

    Options

    Kit Size / Model No.

    • 3 US gallon (11.4 L) / CSS-ES-3KT
    • 150 US gallon (567.8 L) / CSS-ES-150KT

    Limited Warranty

    • This product is covered by the Simpson Strong-Tie RPS Product One-Year Limited Warranty, which is available at strongtie.com/limited-warranties or by calling Simpson Strong-Tie at (800) 999-5099

    Related Literature

    Technical Data Sheet for CSS-ES
    T-R-CSSES
    This CSS-ES data sheet includes product features, packaging options, technical data and installation information.
    Data Sheet
    Ficha de Datos Técnicos para CSS-ES
    T-R-CSSESSP
    Esta hoja de datos de CSS-ES incluye las características del producto, opciones de empaque, datos técnicos e información de instalación.
    Data Sheet
    Fiber-reinforced polymer (FRP) solution helps keep college students in class during building retrofit
    CS-R-LINNBEN24
    A concrete products case study highlighting the seismic retrofit of a 45-year-old community college building using Simpson Strong-Tie® Composite Strengthening Systems™ code-listed carbon fabrics.
    Case Study
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    CS-R-FREEBORN24
    A concrete products case study highlighting the structural retrofit of the historic Freeborn Grandstand using Simpson Strong-Tie® Composite Strengthening Systems™.
    Case Study
    FRP reinforcement grants concrete fishing pier decades more use
    CS-R-FISHPIER24
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    Case Study
    FRP retrofit helps Seattle I-90 bridge stay afloat to support innovative light-rail lake transit
    CS-R-I9024
    A case study illustrating the use of FRP to reinforce a concrete pontoon bridge as a cost-effective alternative to building a new bridge or tunnel for light-rail transit between Seattle and Bellevue.
    Case Study
    FRP solution helps with quick resuscitation of Anchorage YMCA after earthquake damage
    CS-R-AKYMCA24
    A case study highlighting the use of CSS-CUGF27 code-listed E-glass fabric and DTT2 deck tension ties to repair and reinforce earthquake-damaged exterior CMU walls.
    Case Study
    U.S. Army Corps of Engineers restores eroding fish passage with help from Simpson Strong-Tie
    CS-R-MILLCREEK24
    A concrete products case study highlighting the retrofit of a decades-old water diversion system using Simpson Strong-Tie® carbon FRP, RPS concrete repair and CI crack repair products.
    Case Study
    Concrete Repair Bulletin Article on Seismic Strengthening of Bridge Columns
    CS-R-CRBUS5024
    Concrete Repair Bulletin article about the features, benefits, applications and installation of FRP jackets on bridge columns for seismic strengthening.
    Case Study
    Volatile Organic Compound (VOC)
    T-A-VOC23
    A technical bulletin providing information regarding Simpson Strong-Tie concrete repair and strengthening, and anchor adhesive products' VOC grams/liter measurements.
    Technical Bulletin
    CSS - CSS V-Wrap Product Comparison
    L-R-CVCSSPROD24
    Simpson CSS V-Wrap product line is the new system, providing similar products to the CSS product line.
    Engineering Letter
    Safety Data Sheet for CSS-ES
    SDS-CSS-ES-NA-ENG-0322
    Intended to provide information for use in workplace chemical management; information such as physical properties; hazards; protective measures; precautions for handling, storing, and transportation.
    SDS
    Safety Data Sheet for CSS-ES (Part A)
    SDS-CSS_ES_Part_A-NA-ENG
    Intended to provide information for use in workplace chemical management; information such as physical properties; hazards; protective measures; precautions for handling, storing, and transportation.
    SDS
    Safety Data Sheet for CSS-ES (Part B)
    SDS-CSS_ES_Part_B-NA-ENG
    Intended to provide information for use in workplace chemical management; information such as physical properties; hazards; protective measures; precautions for handling, storing, and transportation.
    SDS
    Ficha de Datos de Seguridad para CSS-ES (Parte A)
    SDS-CSS_ES_Part_A-NA-ES
    Diseñado para dar información útil en la gestión de químicos en el lugar de trabajo; p.ej. propiedades físicas; riesgos; medidas de protección; precauciones para manejo, almacenamiento y transporte.
    SDS
    Ficha de Datos de Seguridad para CSS-ES (Parte B)
    SDS-CSS_ES_Part_B-NA-ES
    Diseñado para dar información útil en la gestión de químicos en el lugar de trabajo; p.ej. propiedades físicas; riesgos; medidas de protección; precauciones para manejo, almacenamiento y transporte.
    SDS
    Safety Data Sheet for CSS-ES/Fiche de Données de Sécurité pour CSS-ES
    SDS-CSSESLPL-1222-ENG-NA-FR
    Intended to provide information for use in workplace chemical management; information such as physical properties; hazards; protective measures; precautions for handling, storing, and transportation.
    SDS
    Fiche de Données de Sécurité pour CSS-ES (Partie A)
    SDS-CSS_ES_Part_A-NA-FRCA
    Prévu pour fournir de l’information sur la gestion des produits chimiques au travail comme propriétés physiques, dangers, mesures de protection et précautions de manipulation, stockage et transport.
    SDS
    Fiche de Données de Sécurité pour CSS-ES (Partie B)
    SDS-CSS_ES_Part_B-NA-FRCA
    Prévu pour fournir de l’information sur la gestion des produits chimiques au travail comme propriétés physiques, dangers, mesures de protection et précautions de manipulation, stockage et transport.
    SDS
    Ficha de Datos de Seguridad para CSS-ES
    SDS-CSS-ES-0322-NA-ES
    Diseñado para dar información útil en la gestión de químicos en el lugar de trabajo; p.ej. propiedades físicas; riesgos; medidas de protección; precauciones para manejo, almacenamiento y transporte.
    SDS

    Code Reports & Compliance

    Drawings

    PDF DWG DXF RFA IFC SAT