RIW MultiJoint Data Sheet

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MultiJoint is a closed cell, cross linked Ethylene Vinyl Acetate (EVA) copolymer waterproof foam, available in a wide range of sizes. The product is installed into joints using a two-pack, solvent free, modified epoxy adhesive, ie: MultiJoint Adhesive.

 

Waterproof Foam for Movement Joints

MultiJoint is designed for use in all types of movement joints and construction gaps, to provide a waterproofing system between structural elements.
The product is resistant to salts and most chemical attack, and having good UV resistance, is suitable for use in exposed exterior applications.

Typical Uses of Multijoint

Waterproof movement joint between structural elements on;

  • Car Parks
  • Foot/Road Bridges
  • Stadiums
  • Sports Arenas
  • Shopping Mails
  • Airports
  • Building Facades
  • Roofs

Features & Benefits of Multijoint

  • 100% Waterproof
  • Movement capability of up to 90% of the construction gap
  • No special jointing pieces required
  • Easily cut and welded on site
  • Available in a wide range of sizes
  • Resists up to 20m head of water

MultiJoint Downloads

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Multijoint Gibraltar

Multijoint Gibraltar
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Multijoint 2

Multijoint 2
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Multijoint 3

Multijoint 3
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Multijoint 4

Multijoint 4
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Multijoint 5

Multijoint 5

gcpat.uk | United Kingdom customer service: +44 (0) 1480 478421

© Copyright 2026 Saint-Gobain Construction Chemicals UK Limited. All rights reserved. This document is only current as of the last updated date stated below and is valid only for use in the United Kingdom. It is important that you always refer to the currently available information at the URL below to provide the most current product information at the time of use. Additional literature such as Contractor Manuals, Technical Bulletins, Detail Drawings and detailing recommendations and other relevant documents are also available on www.gcpat.uk. Information found on other websites must not be relied upon, as they may not be up-to-date or applicable to the conditions in your location and we do not accept any responsibility for their content. If there are any conflicts or if you need more information, please contact GCP Customer Service.

Last Updated: 2026-03-22

https://gcpat.uk/en-gb/solutions/products/riw-multijoint-data-sheet