20oz Sausage Intumescent Sealant.

WF320

STI

Series WF300 Intumescent Firestop Caulk.

Quick Overview

  • Red color for easy identification
  • Water based for easy cleanup
  • UL Classified for 1 to 2 hours
  • Intumescent=Expands up to 5X
  • Adheres to common building materials
  • Tested to ASTM 814
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Additional Information


Manufacturer: STI

 
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