The Worcester 4000.
Meeting all your heating and hot
water needs.
A modern design that’s efficient to use.
For small to medium-sized households with one bathroom, the Greenstar 4000 is ideal because of its sleek, contemporary style, user-friendly full-color text display, and silent operation.
With its broad power range, the Greenstar 4000 can effectively and efficiently handle all of your heating and hot water needs.
*10 year guarantee when Worcester filter is fitted and boiler serviced every 12 months
Modern new design with an easy to use colour display 
