West System 209 Tropical Hardener - Choose Size

209 Extra Slow Hardener is formulated for use with WEST SYSTEM 105 Resin for general coating and bonding applications in extremely warm and/or humid conditions or when extended working time is desired at room temperature. Provides approximately twice the working time of 206 Slow Hardener. Forms a clear, amber-colored solid with good physical properties and moisture resistance for bonding and coating applications. Not intended for clear coating.

Pot life at 72°F (22°C): 40 to 50 minutes

Pot life at 95°F (35°C): 15 to 20 minutes

Cure to a solid state at 72°F (22°C): 20 to 24 hours

Cure to a solid state at 95°F (35°C): 6 to 8 hours

Cure to maximum strength at 72°F: 4 to 9 days

Minimum recommended temperature: 70°F (21°C)

105/209 Extra Slow Hardener Technical Data - Hardener MSDS