3M Fire Barrier Water Tight Sealant 1003 SL

$ 9.00

Self-leveling, ready-to-use, single component, neutral cure, elastomeric silicone firestop that also acts as a barrier to water leakage and airborne sound transmission. For use in horizontal applications, typically floor and edge-of-slab. Provides up to 3-hour fire protection. Light gray color, no mixing required.

  • Perimeter Fire Barrier Tested up to 3 hours in accordance with ASTM E 2307
  • Firestop tested up to 3 hours in accordance with ASTM E 814 (UL 1479) &CAN/ULC S115
  • Fire Resistance tested for construction joint systems in accordance with ASTM E 1966 (UL 2079)
  • Meets UL Water Leakage Test, W Rating - Class 1 requirements
  • Compatible for use with CPVC piping
  • Helps minimize sound transfer
  • ± 31% compression/extension capability
  • Applied with conventional caulking equipment (excellent caulk rate)
  • Self-leveling, Halogen-free formula
  • Excellent adhesion
  • Excellent weatherability during construction
  • Re-enterable/repairable

Available in:

  • 10oz Tubes
  • 20oz Sausage
  • 4.5 Gallon Bucket

Typical horizontal (e.g. floor and edge-of-slab) firestop applications include blank openings, dynamic and static construction joints and through penetrations. Penetrating items that pass through fire-rated assemblies include: metallic pipes, non-metallic pipe, cables, cable tray, insulated pipes and combos.

Data Sheet