2. Where is PVs place in the Zero Carbon home? Confusion in the marketplace Carbon: The new language First Step: Energy efficiency The Final Mile: carbon from electricity Photovoltaics Explained A simple building product: PV tiles A marketable feature for homes A lasting solution to Zero Carbon

3. Confused?

4. Part 2A L – Conservation of Fuel and Power Displacing 1kWh of grid electricity saves nearly 3 times more CO 2 than displacing 1kWh of gas Target: Achieving carbon reduction at the lowest cost Future: Cost per kg of carbon saved & ROI for you and customer Carbon: The New Language

5. First Step: Energy Efficiency Part 2A L Improves thermal efficiency

6. The Final Mile: Carbon from Electricity

7. Benefits Simple to install No specialist subcontractors required Unobtrusive No regular maintenance Can be integrated into the fabric of the building Predictable, consistent yield 25 year guarantee (typical), 40-60 year life PV Explained Requirements South-facing aspect Non shaded site BRE OFFSITE 2007

8. C21e: Replaces conventional roofing tiles with monocrystalline PV Gleeson Homes, Sheffield, 2006 A simple building product: PV tiles Interlocking tile designed specifically for the UK

11. The provision of C21e and C21t solar tiles has made this project superbly original, and we anticipate significant consumer demand as a result. VHB Director comments on a large scale housing development in construction - Croydon. Our research has shown that more people would like to customise their St James home with Solar Hot Water and Photovoltaic cells more than any other environmental or energy saving feature Gerry McCormack, St James New Homes A marketable feature for homes

12. FT, 21 st Oct 2006 Guardian, 11 th September 2006

13. Couple with energy efficiency Maximum carbon reduction Tried and tested technology Simple to install Fit and Forget: Low maintenance & highly reliable Ideal for urban environment Lifelong building material Additional revenue from generation A lasting solution to Zero Carbon