Non-promoted and non-thixotropic vinyl ester based on bisphenol A epoxy that has been optimised for superior performance. This premium vinyl ester resin was designed to have improved thermal stability and exhibits excellent mechanical strength and exceptional osmosis resistance in addition to good toughness. This resin has been designed for fabrication using hand lay-up, spray-up, filament winding, pultrusion, casting and resin transfer moulding techniques as well as floor screeding.