Case studies

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Brighton General Hospital: Heating decentralisation cuts carbon emissions by more than 30%

Zenergi was engaged to carry out out a technical feasibility study and financial appraisal co-funded by the Carbon Trust to assess the practical options and energy saving potential from decentralising the outdated steam boiler plant, distribution and condense return systems at Brighton General Hospital.

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Case study highlights

£1.4m project cost delivered over two phases

Complex project delivered in working hospital

Annual cost savings of approx. £130,000

Approximately 1,000t annual CO2 savings

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Annual carbon emissions reductions of 129 tCO₂e for Royal Brompton and Harefield Clinical Group.

Zenergi has partnered with Royal Brompton and Harefield Clinical Group for many years and is actively supporting their journey to net zero.

Annual carbon savings
129
tCO2e
Annual cost saving
£
38,000
Our decade of trusted utilities management with Radwinter Primary School

Our decade of trusted utilities management with Radwinter Primary School

Powering Penwortham Girls’ High School

Powering a lasting partnership with Penwortham Girls’ High School

Connexus: lowering bills for housing development residents.

Discover how Zenergi helped reduce heating bills for residents of the award-winning Rocks Green shared ownership development.

Harry Eaves

Senior Energy Consultant

Zenergi

How we found savings of more than 25% for Cheam Fields Primary Academy

A TM44 air conditioning inspection revealed key energy-saving opportunities for this Sutton school, cutting costs by 25% and ensuring compliance.

Annual A/C operating cost
£
15,292
Annual saving of largest opportunity
£
4,003
How Broad Horizons Education Trust reclaimed energy bill overpayments.

Identifying hidden costs and reclaiming energy bill overpayments.

Annual savings of £16,000+ for Links Academy schools.

Learn how three schools achieved targeted energy efficiency savings through solar PV and EV charging.

Cost saving total
£
16,6367
Helping First Federation Trust maximise a £65,580 heat decarbonisation grant

£65,580 grant fund success for First Federation Trust

A transport transformation: How TfGM is driving Greater Manchester's carbon neutral future.

Discover how our partnership helped Transport for Greater Manchester accelerate toward their 2038 net zero target.

Total saving
£
170,000
Carbon dioxide reductions
410
tCO2e
Solar PV solutions
510,000
kWh
How we overturned a £14,000 water bill for Ravensdale Junior School.

How we overturned a £14,000 water bill for Ravensdale Junior School.

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