- Client: Approximately 150 households across the Southwest
- Operational Temperature Range: 5°C to +35°C
- System purpose: Domestic heat and water marshalling unit for district heating
- Interesting System features: The wall-mounted systems allowed domestic houses to access heating and hot water from a centralised heat source.
GRE designed and built around 150 of these units for use on many district heating projects around the southwest of England. The units are controlled by a small microprocessor which allows the user to control their heating and hot water supply, as if they had a normal domestic boiler.