7.16 Surface Retarder is a concrete surface retarder and recommended to be used on concrete with strengths up to 20 MPa.
When applied to the surface of freshly poured concrete it delays the normal hydration of cement for a depth of 3-6mm whilst the underlying concrete hardens.
7.16 Surface Retarder is supplied in 20lt containers, 200lt drums, 1000lt IBC’s.
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