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Product Description
Worcester Bosch Greenstar 4000 Natural Gas Boiler 21 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..
Read more...Technical Specifications
ERP (Energy Efficiency)YYears Guaranteed7Width400mmTypeBoilerSolar CompatibleYesNoise Level44 dBMount TypeWall MountedMaximum Vertical Flue 125mm21 mMaximum Vertical Flue 100mm12 mMaximum Horizontal Flue 125mm21 mMaximum Horizontal Flue 100mm12 mIncludesHot water storage cylinderHeight724mmHeat Output BTU70000-79999Heat Output21 kWFuel TypeNatural GasERP RatingADepth310mmDHW Output Min and Max3 kW to 21 kWDHW Output21 kWCH Condensing Max Output21BTU/h71625Supplier Part Number7733600383Range DescriptionGS 4000Manufacturer Model No7733600383Brand NameWorcester Bosch
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