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MasterWeld 420 Foam Board Adhesive Cartridge

CHE 55393309 MasterWeld 420 Foam Board Adhesive Cartridge from Carter-Water
SKU: 0623802

Hazardous material cannot ship by air transportation. LTL shipping is required.

MasterWeld 420 is a ready to use, multipurpose, synthetic rubber based adhesive for bonding foam insulation and other wall panels to various structurally sound substrates. Product is sold in 825ml cartridges.

Recommended uses:

  • Interior or exterior applications
  • For use in seams and joints that are subject to excessive, dynamic movement


  • One component
  • Flexible at a wide temperature range, and is nonfreezing
  • Compatible with foam


  • Ready to use formulation improves application efficiency
  • Suitable for low temperature installations applications
  • Will not compromise insulation values

Formerly known as Sonneborn 200 adhesive

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