Speed Up Cement Setting for Fast, Effective Repairs

The Cementone Rapid Hardener & Plugger – 5L by Bostik is a high-performance accelerator designed to significantly reduce the setting time of cement, mortar, and concrete mixes. Whether you're working on urgent repairs, plugging pressure leaks, or pouring fast-setting screeds, this hardener helps you get the job done faster and more efficiently.

Formulated with calcium chloride and surface-active agents, it delivers rapid setting performance for non-structural applications. Ideal for both professional contractors and DIY users, it's particularly effective in precast concrete, heavy-duty renderings, floor screeds, and quick-setting repairs.

Features & Benefits:

• Rapid Setting Additive – Speeds up curing time for cement and mortar
• Ideal for Quick Repairs – Plugs pressure leaks and emergency fixes
• Versatile Applications – Suitable for screeds, floorings, renderings, and precast concrete
• Time-Saving Formula – Essential for fast-paced construction and renovation projects
• Trade-Sized Pack – Supplied in a 5L container for medium to large jobs
• Advanced Composition – Based on calcium chloride and surface-active materials

Perfect For:

• Quick-setting repairs and pressure leak plugging

• Precast concrete casting

• Heavy-duty screeds and external rendering

• Flooring and patch repairs where time is critical

Why Choose Cementone Rapid Hardener & Plugger?

When time is of the essence, Cementone Rapid Hardener & Plugger delivers fast, reliable results. Its powerful setting acceleration and ease of use make it the ideal choice for professional tradespeople and DIYers needing to reduce downtime on site.