Larsen Rapid Hardener & Frostproofer is a highly concentrated calcium chloride based liquid admixturem, formulated to accelerate the setting time of cement based mixes in cold weather.
• Accelerates setting times
• Increases early strengths
• Ideal in cold weather conditions
• Helps prevent frost damage in newly placed materials
• Chloride-based
• Meets BS EN 934-2 Table 6