Sikafloor® CureHard-24 is a high-performance, one-part, clear sodium silicate liquid designed to harden and seal fresh or hardened concrete. It acts as a transparent surface hardener, dust-proofer, and impregnating sealer, significantly improving the durability and performance of concrete floors.
Storage & Shelf Life: 24-month shelf life when stored in original, unopened packaging at temperatures between +5 °C and +30 °C. Protect from frost.
Source: Sika Sikafloor Curehard 24 Product Data Sheet