Hyperplast Ultra 100 Special hardening accelerator for cementitious materials (Formerly known as Hyperplast Fast) You might also be interested in Proset AFR Alkali free sprayed concrete accelerator, with minimum rebound characteristics Proset AF Plus High performance, alkali-free sprayed concrete accelerator Flocrete CW Accelerating admixture for unreinforced concrete and masonry Flocrete CF Cold weather concreting admixture