1. Innovate Green Office Engineering the future – The UKs greenest office? Doug King Principal, King Shaw Associates Consulting Engineers

2. Completed: 2002 Size: 22,000 ft² BREEAM: None Cost: £64/ft² Innovate Office, Sherwood Park

3. Innovate Green Office Completed: 2007 Size:46,000 ft² BREEAM: Excellent 87.55% Cost:£135/ft²

4. Innovate Green Office Passive design Super insulation Thermal mass Termodeck Heat recovery Night cooling Mixed mode ventilation CHP tri-generation Vacuum drainage Rainwater WC flushing Daylight design High efficiency lighting Lighting control

5. Ambitions A Step Change: To prototype a commercial sustainable office To create a pleasant working environment To meet investment criteria for institutional funding To significantly reduce life cycle/operating costs To significantly reduce waste during construction To maximise the use of recycled and recyclable products

6. Optimised Plan

7. Typical Building CO 2 Emissions

8. 0.15 W/m²k 1.5 W/m²k 0.15 W/m²k 1.62 W/m²k 0.15 W/m²k Insulation

9. Thermal Mass

10. Typical Building CO 2 Emissions

11. Daylight

12. Orientation and Shading

14. daylight availability – office hours, 4.5% df Office Daylight Availability

15. Resource Conservation

17. Energy Conservation

22. Water Conservation

23. Carbon Index

24. 80% lower CO 2 emission than a conventional office 80% lower mains water consumption than a conventional office 75% lower sewage discharge than a conventional office 80% reduction in construction waste sent to landfill Results

25. Typical energy cost for a developer specification office building in 2002 = £1.42 / square foot Actual energy cost for Innovate Office, Sherwood Park in 2002 = £1.40 / square foot Typical energy cost for a developer specification office building in 2007 = £2.24 / square foot Predicted energy cost for Innovate Green Office in 2007 = £0.65 / square foot Return on Investment