Salient Features : Duobloc with unmatched flexibility All standard liquid and gaseous indicated can be burnt efficiently All burners are modulating type with high turn down ratio (1 : 5) and suitable for continuous modulation High efficiency, low maintainance and long service life Can be supplied for combustion air temperatures upto 400 degree C Fully Automatic with excellent safety features Separate fan increases firing flexibility like high furnace back pressure or air pre-heating or no reduction in burner output capacity.