# The Measuring Instruments Regulations 2016, Paragraph 3.2: Effect of upstream-downstream flow disturbances


Under installation conditions specified by the manufacturer, the effect of the flow disturbances shall not exceed one third of the MPE.

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Source: https://www.legislation.gov.uk/uksi/2016/1153/schedule/1D/paragraph/3.2 (the official version)
Page: https://openlegislation.uk/measuring-instruments-regulations-2016/schedule-1D/paragraph-3.2
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.