T2960

MFS Marine Firestop Sealant – Hybrid-Polymer Firestop

Our MFS Marine Firestop Sealant is a single component, flexible, hybrid-polymer firestop sealant for use as a penetration seal in fire-rated bulkheads and decks. Ready-to-use and tested to 2010 IMO FTP Code standards, it provides superior sealing function to prevent the passage of fire, smoke, hot gases, sound, conditioned air, and water in marine environments.


Key Features & Benefits

  • IMO FTP Code certified – tested to 2010 standards (Class A-0 through A-60 and H-0 through H-120)
  • Flexible formulation – accommodates vibration in marine applications
  • Aging and weather resistant – long-term durability in harsh environments
  • Non-corrosive and non-conductive – safe for marine electrical systems
  • Fast curing – 2-3 hours tack-free time for efficient installation
  • Ozone and UV resistant – withstands marine environmental exposure
  • Interior/exterior use – versatile application capability
  • Auto-bonding technology – easy installation and repair
  • Superior chemical resistance – performs in polluted or corrosive environments

Applications

  • Fire-rated bulkheads penetration sealing
  • Marine deck fire barrier installations
  • Cable and pipe penetrations in fire-rated assemblies
  • Interior and exterior marine penetrations
  • Shipbuilding and marine construction fire safety compliance
  • Offshore platform fire protection systems
  • Naval vessel fire barrier applications

Product Specifications

Property Specification
Base Hybrid-polymer
Consistency Paste
Colors Available Red (MFS100, MFS120), Black (MFS100BLK)
Packaging 9.5 oz caulking tube / 20 oz sausage tube
Percent Solids >99.0%
VOC Content 11 g/L (<2%)
Tooling Time 15-20 minutes
Tack-Free Time 2-3 hours @ 77°F/50%RH
Application Temperature 4°C to 65°C (40°F to 149°F)
Service Temperature -40°C to 93°C (-40°F to 200°F)
Movement Capability 25% (ASTM C719)
Shelf Life 18 months
Accelerated Aging >30 years (tested to ASTM E1641 & E1877)

Downloadable Resources

TDS
SDS