The Greenstar Life range builds upon the award winning Greenstar CDi Classic but features a modern new design whilst boasting a range of features that make controlling your heating and hot water easier.� The Worcester Greenstar Life range builds upon the award winning Greenstar CDi Classic but features a modern new design whilst boasting a range of features that make controlling your heating and hot water easier. The Worcester Greenstar Life range is compatible with a range of controls, offering you simple solutions to manage the heating and hot water to suit your home.