TotalBoat Epoxy Extra Slow Tropical Hardener Extra slow epoxy hardener for use in warm, humid conditions. Perfect for bonding, coating, and laminating applications Use at room temperature for extended working time for large projects Pot life twice as long as standard slow hardeners: 40-50 minutes at 75 degrees F. Available in 10 oz and 42.3 oz size containers. Mixes at 3:1 ratio by volume (3 parts resin to 1 part hardener) Use with TotalBoat Epoxy