Metacaulk Firestop 1000 Sealant

Metacaulk Firestopping is passive fire protection products or compartment system, Metacaulk Firestop 1000 Sealant is a water-based, flexible, highly intumescent sealant designed for use on metal, insulated, fiberglass and plastic pipes. It can also be used for top of the wall constructions joints, as well as power and telephone cables. STC rating 54, Tested in a UL 411 wall assembly / section to ASTM E90.

  • UL Classified systems up to 4 hours
  • Meets ASTM E 814, UL 1479 & UL 2079 Standards
  • Excellent Freeze-Thaw
  • Non-sagging, non-toxic, no VOC’s
  • Flexible Set
  • Economical
  • Highly Intumescent
  • For interior use – Paintable
  • Available in cartridges & pails
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