Worcester Greenstar 4000 System Boiler 18kW – High Efficiency Heating Solution Vitodens 200-W commercial boiler Vaillant Reliability: Trusted brand with

Vaillant Reliability: Trusted brand with decades of heating innovation

ribbed design makes it an essential solution for tricky plumbing installations

offering resistance to heat and chemicals

Odor Prevention: The trap retains a small amount of water

matching a range of bathroom aesthetics

Worcester Greenstar 4000 System Boiler 18kW – High Efficiency Heating Solution Vitodens 200-W commercial boiler Vaillant Reliability: Trusted brand withWorcester 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