Division 5 The MPE, positive or negative, on volumes delivered at flowrates between the transitional flowrate (Q2) (included) and the overload flowrate (Q4) is:
United Kingdom
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2 % for water having a temperature ≤ 30 °C,
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3 % for water having a temperature > 30 °C.
The meter shall not exploit the MPE or systematically favour any party.