Everbuild 403 Concrete Hardener & Dustproofer 5L

403 Concrete Hardener & Dustproofer is formulated from high quality silicate resins to both harden and dustproof new and old concrete floors for both internal and external use. It reacts chemically with the lime content of concrete to form a hard-wearing surface.

• Fast acting 
• Dries clear 
• Leaves a residual surface to prevent further dusting 
• Easy water clean up 
• Helps to prevent bloom/efflorescence