The Worcester Bosch Greenstar Highflow 550CDi (ERP) floor-standing combination boiler has been specifically developed for larger properties with two bathrooms, where there’s a heavier demand for heating and hot water. Incorporating many of the operating features of Worcester wall-mounted combi’s, its compatible with mechanical, digital, wireless and new-generation intelligent controls.

25 l/min flow rate
Built-in condensate pump increases sitting possibilities
Roll-in boiler minimises risk of damaging flooring
Built-in filling link saves money and labour
Temperature control for CH and DHW
Built-in frost protection