ERP (Energy Efficiency)YYears Guaranteed7Width370mmTypeBoilers - Heat OnlySolar CompatibleYesNox ClassNOx Class 6Noise Level45 dBMount TypeWall MountedMaximum Vertical Flue 125mm15 mMaximum Vertical Flue 100mm6.4 mMaximum Horizontal Flue 125mm13 mMaximum Horizontal Flue 100mm4.6 mIncludesBoiler OnlyHeight600mmHeat Output BTU40944Heat Output12 kWFuel TypeNatural GasERP RatingADisplay TypeLCD DisplayDepth270mmDHW Output Min and MaxNot applicable for this regular boilerDHW OutputNot applicable for this regular boilerDHW Flow Rate at 35 Degree RiseNot applicable for this regular boilerCH Condensing Max Output12 kWBTU/h40,001 to 60,000Supplier Part Number7733600307Range DescriptionGreenstar RiManufacturer Model No7733600307Brand NameWorcester Bosch