ERP (Energy Efficiency)YYears Guaranteed10Width370mmTypeBoilers - SystemSolar CompatibleYesNox ClassNOx Class 5Noise Level52dBMount TypeFloor StandingMaximum Vertical Flue 125mm0 mMaximum Vertical Flue 100mm21 mMaximum Horizontal Flue 125mm0 mMaximum Horizontal Flue 100mm20 mIncludesNavien's Smart Plus controllerHeight860mmHeat Output BTU103384Heat Output28 kWFuel TypeOilERP RatingADisplay TypeDigital DisplayDepth470mmDHW Output Min and Max21 - 28 kWDHW Output28 kWDHW Flow Rate at 35 Degree RiseNot applicable for this system boilerCH Condensing Max Output30.3 kWBoiler TypeSystemBTU/h100,001 or greaterSupplier Part Number30025013ARange DescriptionLCB700Brand NameNavien