Retrofit : Retrofit Volume 2 Issue 2 2013
RETROFIT AUSTRALIA • VOLUME 2 NUMBER 2 2013 • 63 Case Study | Join the leaders and et support to mana e your o ce ener y use. Visit the new CitySwitch online resource hub to access industry tools on financin o ce up rades, HVAC, ener y e cient li htin and more. Share in the ener y e ciency conversation. ORGANISATIONS VISIT pre-warned of potential disruption. The installation started only after a dilapidation inspection, and was conducted at night and in the presence of building security guards. In addition, drop sheets were used to protect desks from dust and debris from the ceiling void, and all floors were cleaned prior to the first arrivals the next day. Following the year-long building services upgrade of the commercial office tower in 2010, the central CBD landmark was lifted to 'Green Building' status with advanced building services and management systems. In December 2011, 215 Adelaide Street met the initial target of a 4.5 Star NABERS Energy rating, before achieving a 5 Star NABERS Energy rating and its first 4.5 Star NABERS Water rating in December 2012. In true 1980s style, this building is once again hitting the high notes of success. NDY was recently awarded the Thinc Award for Best Sustainable Development -- Existing Buildings at the 2013 Property Council of Australia Innovation & Excellence Awards, as well as being a Finalist in the Built Environment Category at the 2013 Queensland Premier's Sustainability Awards. The building is a proven example of innovative efficiency, with Gentner saying it reinforces the business and eco case 'for refurbishment over redevelopment.' Key statistics: Energy savings of three million kWh/five million kVAh is equivalent to 500 typical households (this is a small country town! It could also be expressed as 90 million black balloons!). • Energy savings kWh: ~3 million kWh per annum, or 35 per cent • Energy savings kVAh: ~5 million kVAh per annum, or 46 per cent • Carbon emissions reductions: ~4.5 million kgCO2(e) per annum, or 46 per cent • Operational cost saving: ~$460,000 per annum (and increasing with every electricity price increase) • Peak demand reduction: ~1.223 MW, or 46 per cent • NABERS Energy ratings: 5 Star Energy • NABERS Water ratings: 4.5 Star Water.
Retrofit Volume 2 Issue 1 2013
Volume 2 Issue 3 2013-2014