# The Measuring Equipment (Cold-water Meters) Regulations 1988, Regulation 5: Principles of construction and marking

Extent: E+W+S

(1) Measuring equipment to which these Regulations apply shall consist of a cold-water meter.
(2) Cold-water meters to which these Regulations apply shall either—
(a) be made in accordance with a certificate of EEC pattern approval; or
(b) be made in accordance with a certificate of approval and be legibly and durably marked with:—
(i) the number of the certificate of approval preceded by the words “Certification No.” or “Cert. No.”;
(ii) the name or trade name of the manufacturer or his trademark;
(iii) the metrological class and nominal flowrate (Qn) in cubic metres per hour;
(iv) the year of manufacture and individual serial number;
(v) one or more arrows showing the direction of flow;
(vi) the maximum operating pressure in bar, if this can exceed 10 bar;
(vii) the letter “V” or “H”, if the meter can operate properly only in either the vertical (V) or horizontal (H) position;
and shall be provided with such sealing arrangements as may be authorised in relation to the pattern as set out in the certificate of approval.

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Source: https://www.legislation.gov.uk/uksi/1988/997/regulation/5 (the official version)
Page: https://openlegislation.uk/measuring-equipment-cold-water-meters-regulations-1988/regulation-5
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.