Cleaning The Ash And Coal Powder On Boiler Landing Platforms From 8.5 Meter Elevation To 90 Meters Over Primary And Secondary Air Ducts And Air Pre Heaters And Boiler Furnace Corners And Cable Trays And Forwarding Fuel Oil Pump House And All Hp And Lp Valves And Wall Blowers And Lrsbs Buck Stays Pertaining Stage Iv Dr Mvr Rtpp
