Worcester Greenstar 4000 System Boiler 18kW – High Efficiency Heating Solution Vitodens 200-W commercial boiler Designed with a modern touchscreen

Designed with a modern touchscreen interface and simple installation

matching a range of bathroom aesthetics

Dual-flush operation for water conservation

Hassle-free

The Baxi 825 operates quietly

Worcester Greenstar 4000 System Boiler 18kW – High Efficiency Heating Solution Vitodens 200-W commercial boiler Designed with a modern touchscreenWorcester Greenstar 4000 18kW System Boiler Overview The Worcester Greenstar 4000 18kW System Boiler is a highly efficient gas fired boiler designed for residential heating applications. This model is particularly suitable for medium sized homes, providing reliable heating while maintaining a compact and space saving design. Key Features High Efficiency: The Greenstar 4000 achieves an efficiency rating of up to 94%, ensuring optimal energy use and