Polyester resin is a two component, mix in the nozzle resin with European approval. Suitable for many kinds of solid and hollow masonry. Simple to apply by pumping a required resin quantity into the hole.An economic resin ideal for day to day non-safety critical applications. For areas that are well ventilated at the time of installation . Ready to use. Less wastage & no leakage. Mixing nozzle included. Low extrusion force. Fire rated. Closer edge and axial spacing.