Hyperplast Ultra 100 Special hardening accelerator for cementitious materials (Formerly known as Hyperplast Fast) You might also be interested in Proset NA Liquid concrete accelerator Setplug L Rapid set waterproofing admixture for plugging of water leaks Flocrete Antifreeze S33 Water reducing and antifreeze admixture Flocrete AC100 Non-chloride accelerating admixture