DE NEEF® Pipe Plug Kit

Product Description

Pipe Plug Kit is a unique product for sealing electrical conduits and other irregular annular spaces. It’s a self contained kit that has everything you need to apply it.

Product Advantages

  • Free foam expansion 15 times initial volume
  • No volatile solvents
  • NSF/ANSI 61 Potable water approved
  • Non-Flammable
  • No measuring needed

Product Applications

  • Electrical Conduits
  • Filling Irregular Spaces

Packaging & Handling

Pipe Plug Kit contains rubber gloves, 16oz of CFL PURe Grout, the appropriate amounts of Flex Cat PURe Activator, and batting. Each kit contains enough material to seal the inside of a 4” diameter pipe to a depth of 3”.

Pipe Plug Kit should be stored in a dry place at temperatures between 60°F and 90°F (15°C-32°C). 



Solids 100% ASTM D2369 Method B
Viscosity (77°F)  350 cps ASTM D2196 Method A
Color Brown liquid  
Density 8.75 – 9.17 lbs/gal ASTM D1475
Flashpoint >266°F ASTM D93
Toxicity Non-toxic NSF/ANSI 61 approved Non-toxic NSF/ANSI 61 approved
Flex Cat PURe    
Viscosity (77°F) 5-16 cps ASTM D2196 Method A
Appearance Transparent  
Flashpoint 221°F ASTM D93
Cured Pipe Plug    
Density confined 8.75 - 9.17 lbs/gal A ASTM D3574 
Tensile Strength 89 psi ASTM D3574
Elongation 35% ASTM D3574  ASTM D412
Shrinkage Less than 4% ASTM D2126
Toxicity Non-toxic NSF/ANSI 61 approved Non-toxic NSF/ANSI 61 approved
Absorption 1 2% (after 6 months immersion in water) Cured and confined

Note: The data shown above reflects typical results based on laboratory testing under controlled conditions. Reasonable variations from the data shown above may result.

    Installation Guidelines

    Warning: Consult the Technical Data Sheets and SDS before using.

    Installation Instructions: 

    • Empty the bag and put on the gloves.
    • Add small bottle of clear Flex Cat PURe Activator to the 16oz. bottle of CFL PURe Grout. Shake well.
    • Place batting into the bag, and pour the grout in.
    • Knead the bag until all the grout has been absorbed.
    • Remove the desired amount, and briefly submerge in tepid water (do not soak).
    • Immediately pack the grout soaked batting into the area to be water proofed.
    • Contact DE NEEF® Technical Services at 1-713-896-0123 for more detailed information.

    Cleaning: Clean all tools and equipment which have been in contact with the resin with DE NEEF® Washing Agent before resin has cured. Products should be disposed of according to local, state, and federal laws.

    Health and Safety

    Always use protective clothing, gloves and goggles consistent with OSHA regulations. Avoid eye and skin contact. Do not ingest. Refer to SDS. 

    For emergencies, call CHEMTREC 1-800-424-9300.


    Avoid splashing water into open kits, as the material is water activated. Avoid exceeding 90ºF when warming.

    CAUTION: pH NOTICE. Water used to activate PURe Grouts must be in the pH range of 3-10 for optimum foam quality.

    Do not thin with solvents. Confirm product performance in specific chemical environment prior to use.

  | North America customer service: 1-877-4AD-MIX (1-877-423-6491)

    We hope the information here will be helpful. It is based on data and knowledge considered to be true and accurate, and is offered for consideration, investigation and verification by the user, but we do not warrant the results to be obtained. Please read all statements, recommendations, and suggestions in conjunction with our conditions of sale, which apply to all goods supplied by us. No statement, recommendation, or suggestion is intended for any use that would infringe any patent, copyright, or other third party right.

    DE NEEF is a trademark, which may be registered in the United States and/or other countries, of GCP Applied Technologies Inc. This trademark list has been compiled using available published information as of the publication date and may not accurately reflect current trademark ownership or status.

    © Copyright 2018 GCP Applied Technologies Inc. All rights reserved.

    GCP Applied Technologies Inc., 62 Whittemore Avenue, Cambridge, MA 02140 USA.

    In Canada, GCP Canada, Inc., 294 Clements Road, West, Ajax, Ontario, Canada L1S 3C6.

    Ce document est à jour seulement à la date de la dernière mise à jour indiquée ci-dessous et n'est valide que pour une utilisation au Canada. Il est important que vous consultiez toujours les informations actuellement disponibles sur l'URL ci-dessous pour fournir les informations les plus récentes sur le produit au moment de l'utilisation. Des documents supplémentaires tels que les manuels de l'entrepreneur, les bulletins techniques, les dessins détaillés et les recommandations détaillées ainsi que d'autres documents pertinents sont également disponibles sur Les informations trouvées sur d'autres sites Web ne doivent pas être utilisées, car elles peuvent ne pas être à jour ou applicables aux conditions de votre site et nous déclinons toute responsabilité quant à leur contenu. S'il y a des conflits ou si vous avez besoin de plus d'informations, veuillez contacter le service client de GCP.

    Last Updated: 2018-12-12