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Overview
Worcester Bosch Greenstar 21 Ri Liquified Petroleum Gas Boiler range is available in 4 models with outputs up to 24 kW, making the range suitable for an even wider range of households with stored hot water systems. The boilers are compact enough to be installed in a standard kitchen cabinet and are a one-man lift, weighing just 22.6 kg, the lightest in their class. Greenstar Ri boilers can be used with compatible Worcester unvented cylinders for the optimum system solution.
- Built-in heating temperature control
- Compatible with Greenskies solar panels
- Low Nitrogen oxides and Carbon Dioxide emissions environmentally friendly
- Multi-directional fluing for siting flexibility
- A rated efficiency (SAP 2005 seasonal efficiency)
- 7 Years guarantee extended to 8 years when installed with any Greenstar System Filter
Technical specification
Years Guaranteed7Width421 mmTypeBoilerSolar CompatibleYesSEDBUK SAP 2009 RatingASEDBUK SAP 2005 RatingARegistered with the Energy Savings TrustYesNoise Level50 dBMaximum Vertical Flue 125mm15 mMaximum Vertical Flue 100mm6.4 mMaximum Horizontal Flue 125mm13 mMaximum Horizontal Flue 100mm4.6 mHeight728 mmHeat Output21 kWFuel TypeLPGExternal or InternalInternalERP RatingADepth491 mmCH Condensing Max Output21 kWBoiler TypeHeat OnlyRange DescriptionGS RiManufacturer Model No7733600304Brand NameWorcester Bosch
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