The Zero-mix CFF from Everbuild is a double action frostproofer & air en-training mortar admixture for use throughout the winter period, it improves workability of mortar & increases resistance to frost in both wet & hardened state. This Admixture is chloride free & can be used with steel reinforced concrete structures, it has been tested to EN934-3 (2009)+A1 (2012). The leading brand Everbuild are a fantastic word class manufacturer shipping Sealants, Adhesives, Fillers & Building Chemicals around the UK & overseas.