West Systems 205 Fast Hardener


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West Systems 205 FAST HARDENER

205 Fast Hardener is formulated for general coating and bonding applications at lower temperatures and to produce a rapid cure that develops its physical properties quickly at room temperature. The 105 Epoxy Resin/205 Fast Hardener system forms a high-strength, moisture-resistant solid bond with excellent bonding and barrier coating properties. The mix ratio is 5 parts resin to 1 part hardener by volume. Not intended for clear coating.


    • Marine
    • Boat Repair
    • Bonding
    • Fabrication
    • Barrier Coating



  • Pot life (100 grams cupful):
  • At 72°F (22°C): 9 to 12 minutes
  • Working time (thin film):
  • At 72°F (22°C): 60 to 70 minutes
  • Solid state:
  • At 72°F (22°C): 6 to 8 hours

Additional information

Weight N/A
Dimensions N/A

208 ml (7 oz.), 814 ml (27.5 oz.), 3.56 L (.94 Gal)