… flow meters, level gauges, manometers, heat meters), excluding instruments and apparatus of heading 90.14, 90.15, …
Explanatory notes
… flowmeters, level gauges, manometers, heat meters), excluding instruments and apparatus of heading 90.14, 90.15, … of this heading combined with taps, valves, etc., are to be classified as indicated in the Explanatory Note to heading … through open channels (rivers, waterways, etc.) and through closed conduits (piping, etc.). Some flowmeters use the …