HSN Code HSN Description GST 84021100 Steam Or Other Vapour Generating Boilers (Other Than Central Heating Hot Water Boilers Capable Also Of Producing Low Pressure Steam); Superheated Water Boilers – Steam Or Other Vapour Generating Boilers: Watertube Boilers With A Steam Production Exceeding 45 T Per Hour 18% 84021200 Steam Or Other Vapour Generating…