STI® WF320
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STI® WF320

Wood Frame Intumescent Firestop Sealant, 20 oz Sausage, STI® WF320 BlazeStop®

  • Manufacturers: Specified Technologies
  • Brand Name: STI®
  • Part#: 349434
  • MPN: WF320
  • UPC: 73057309720
  • UOM: ea
  • Min. Order Qty: 1
  • Qty. Interval: 1
  • Company Availability: loading branchavailability

BlazeStop® WF300 Intumescent Firestop Caulk is a latex-based firestop caulk designed for residential wood frame construction. WF300 Caulk is tested for addressing penetrations through wood/frame construction such as wood stud walls and floor/ceiling assemblies. Under fire exposure, WF300 expands to up to four times its original volume.

  • pdfSafety Data Sheet https://www.capitolgroupinc.com//ASSETS/DOCUMENTS/ITEMS/EN/SDS_WF Caulk.pdf
  • pdfData/Spec Sheet https://www.capitolgroupinc.com//ASSETS/DOCUMENTS/ITEMS/EN/PDS_WF Caulk.pdf