Worcester Bosch 2000 combi range is perfect for small to medium-sized homes with one bathroom. This boiler is extremely quiet and has been designed to comfortably fit in a standard kitchen cupboard. The Worcester Bosch 2000 combi comes with a 5-year guarantee as standard, 6 years when installed with a Greenstar System Filter, it also comes with a Greenstar Comfort+ II RF controller out of the box - meaning it is Boiler Plus ready!