GAS PRESSURE REGULATORS WHICH ARE NON ELECTRONIC AND USE A METAL DIAPHRAGM. THESE DEVICES ARE MANUALLY CONTROLLED. THEY REDUCE HIGH PRESSURE GAS IN A CYLINDER OR PROCESS LINE TO A LOWER USABLE LEVEL AS IT PASSES TO ANOTHER PIECE OF EQUIPMENT.

GENERAL RULES 1 AND 6 FOR THE INTERPRETATION OF THE COMBINED NOMENCLATURE. THE TEXT TO TARIC CODES 9026, 9026 20, 9026 20 40 AND 9026 20 40 90. THE HARMONISED SYSTEM EXPLANATORY NOTES TO HEADING 9026. THE HARMONISED SYSTEM EXPLANATORY NOTES TO HEADING 9032 - EXCLUSION FROM WHICH AS THE DEVICE IS NOT AUTOMATIC.