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Millbrook House, Grange Drive, Hedge End, Southampton, SO30 2DF
0844 879 3587
dimplex.co.uk | gdcgroup.co.uk
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4.1.4 Metering for the Domestic Renewable Heat Incentive - UK
Please take note of the following requirements if the installation is to be fitted with a meter;
• Leave sufcient space for appropriate meters to be tted in dened locations.
• For Dimplex installations using 22mm pipe, please leave 440mm of straight pipework on the
meter inlet pipe and 175mm of straight pipework on the outlet pipe;
• For installations using 28mm pipe, please leave 560mm of straight pipework on the meter inlet
pipe and 175mm of straight pipework on the outlet pipe.
• Install low pressure-drop isolation valves to avoid the need to drain systems when tting heat
meters. See the schematics (Appendices) for more information on valve locations.
• Leave sufcient pipework accessible, i.e. not boxed in or under oor boards, to enable meters to
be tted.
• Guidelines for tting an MCS approved meter can be found in the Domestic Renewable Heat
Incentive essential guide to metering, available on the Ofgem website: www.ofgem.gov.uk
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