Boiler is compatible with long flue lengths (up to 12m with 60/100mm flues) for flexibility of siting and includes a 500ml integrated condensate siphon to reduce the risk of freezing, together with features of the existing Greenstar i. Pre-piping jig with rear piping as standard enables SimpleSwitch to previous Worcester i system models. Fast and easy installation, commissioning and servicing.

Brand Name	Worcester Bosch
Colour	White
Material	Aluminium Silicon Heat Exchanger
Manufacturer Model No	Greenstar 4000
Wear Type	N/A
Type	System
Certifications Met	N/A
Country of Origin	N/A
Protects From	N/A
Waterproof	N/A
Number of Pockets	N/A
Max. Central Heating Output	24kW
Compatible Cylinder	Compatible with Unvented Indirect Cylinders & Twin Coil Cylinders for Solar Compatibility
Compatible with Solar Panels	Compatible with Solar Panels
Display Type	Backlit LCD Full Colour Display
Energy Rating (Heating)	A
Fitting Requirements	Must be Fitted by a Gas Safe Registered Installer
Flue Outlet Position	Top Flue Outlet
Frost Protection	Frost Protection
Fuel Type	Gas
LPG Conversion Kit Supplied	LPG Conversion Kit Available Separately
Manufacturer Guarantee	5 Year Manufacturer’s Guarantee (Registration Required, T&Cs Apply)
SAP Seasonal Efficiency	89.4 %
Smart Compatibility	Not Smart
Sound Pressure Level	39.3 dBA
Suitable for Underfloor Heating	Suitable for Underfloor Heating
Supplier Manufacturer Helpline	0330 1239669
Temperature Range (Heating)	30-82 °C
Total Product Weight	33.2 kg

Worcester Bosch Greenstar 4000 Natural Gas Boiler 24 kW is encompassing features from our range topping 8000 Style, informed by insights from installers and featuring real advances in fixing flexibility, it takes what was the nations favourite boiler and makes it even better.

Brand Name	Worcester Bosch
Colour	None
Material	None
Manufacturer Model No	7733600385
Wear Type	None
Type	Boiler
Certifications Met	None
Country of Origin	None
Protects From	None
Waterproof	None
Number of Pockets	None
Heat Output	24 kW
ERP Rating	A
DHW Output	24 kW
Years Guaranteed	7