8404            |    Auxiliary plant for use with boilers of heading 84.02 or 84.03 (for example, economisers, super-heaters, soot removers, gas recoverers); condensers for steam or other vapour power units.
8404.10.00   - Auxiliary plant for use with boilers of heading 84.02 or 84.03
8404.20.00   - Condensers for steam or other vapour power units
8404.90.00   - Parts