Boiler Boiler revamp Boiler retrofit Fired heater Fired heater revamp Heat exchangers Pressure vessel Deaerator Tank Stoker Grate Oil and gas Fluidised bed Waste to energy heater LP heater Steam Coil APH ( SCAPH) Economiser Super heater Boiler bank Air heater Duct Blowdown tank Knock out drum KOD Dust collector Wet scrubber Bagasse dryer Hot gas generator Burner Fuel train Fuel skid Automation Bed ash cooler Air nozzles Steam piping Feed water piping Combustion system Duct burner