ERP (Energy Efficiency)YWidth370mmTypeBoilers - System Solar CompatibleYesNox ClassNOx Class 5Noise Level47 dB(A)Mount TypeWall MountedMaximum Vertical Flue 125mm25 mMaximum Vertical Flue 100mm10 mMaximum Horizontal Flue 125mm25 mMaximum Horizontal Flue 100mm10 mIncludesHorizontal Flue & FilterHeight700mmHeat Output BTU54251Heat Output30 kWFuel TypeNatural GasERP RatingADisplay TypeLCD DisplayDepth280mmDHW Output Min and Max4.4 - 18 kWDHW Output18 kWDHW Flow Rate at 35 Degree RiseNot applicable for this system boilerCH Condensing Max Output15.9 kWBoiler TypeSystemBTU/h40,001 to 60,000Supplier Part NumberGWSYSMCP003Range DescriptionEnergy7Brand NameGlow-Worm