A Heat Interface Unit (HIU)
- Houses the heat meter and serves as a boiler.
- The cost of servicing, maintaining or replacing this, is included in the Metropolitan service.
A Home Display Unit
- This will display your latest meter reading and allow you to monitor your usage.
- This will be located either on or near the HIU.
If you cannot find your equipment, or believe any of it to be faulty, please contact us.