Take control of your building schedule, whatever the weather, with Bostik Cementone Chloride-Free Frostproofer & Accelerator. Specially formulated to accelerate the setting time of mortar mixes, this 5L powerhouse keeps your projects moving—even in the depths of winter.
Designed for year-round reliability, it’s a must-have for cold weather applications, helping to prevent frost damage and reduce delays caused by low temperatures. Whether you're working on bricklaying, blockwork, or pointing, this additive speeds up setting without compromising performance.
What sets it apart? It’s chloride-free, making it safe for use with steel-reinforced structures, and it plasticises the mix to enhance workability—giving you a smoother, more efficient application with less effort.
Key Benefits:
Accelerates mortar setting, especially in cold and winter conditions
Chloride-free – safe for reinforced concrete and structural applications
Improves workability by plasticising the mix
Ideal for bricklaying, blockwork, and general masonry tasks