ERP (Energy Efficiency)YMaximum Vertical Flue12Years Guaranteed1 year minimum (subject to T&C's)Width370mmTypeBoilers - Heat OnlySolar CompatibleYesNox ClassNOx Class 3Noise Level67dBMount TypeFloor StandingMaximum Vertical Flue 125mm12 mMaximum Vertical Flue 100mm12 mMaximum Horizontal Flue 125mm4 mMaximum Horizontal Flue 100mm4 mIncludesBoiler OnlyHeight1078mmHeat Output BTU238840Heat Output70 kWFuel TypeOilERP RatingADisplay TypeAnalogue DisplayDepth765mmDHW 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 Output70 kWBoiler TypeHeat Only BoilerBTU/h100,001 or greaterSupplier Part NumberVTXBH46/70Range DescriptionVortex Manufacturer Model NoVTXBH46/70Brand NameGrant