Zenex GasSaver-Presentation by Chris Farrell

1. The Low Cost Way to Carbon Savings Chris Farrell - Zenex

2. Reduce the use of carbon based fuels Present Mid-term Long term The Future of UK Energy Helping the transition to a low carbon future

3. Zenex GasSaver: Passive flue gas heat recovery Zenex Superflow: More efficient replacement for stored hot water systems Zenex Blade: Commercial heating and hot water servers Zenex Passive Solar: Solar water heating for £500

4. Report Findings Summary Source: TUV NEL – A Review of Energy Efficiency & Costs of Various DHW Supply Systems 48% lower emissions than ‘best practice’ system DHW heating system configuration Gas Usage (KWh) Electricity and gas cost (£) CO 2 emissions (kg) Combi-boiler plus GasSaver unit 2456 £102 520 Theoretically ideal gas system 2852 £114 587 Condensing regular boiler with twin coil solar store and evacuated tube solar collectors 3200 £145 725 Non-storage combi-boiler 3932 £161 824 Condensing regular boiler plus cylinder 4832 £197 1009 Typical Existing System 5946 241 1239

6. NHS Carbon Reduction Commitment (CRC)

7. For more information on The Low Cost Way to Carbon Savings or to request a copy of the NHS case study... chris.farrell@zenexenergy.co.uk