Presentation delivered to the Grand Designs Live Home Shows in Sydney and Melbourne in October 2013. The focus is on residential applications of geoexchange heating, cooling and hot water.

1. Geoexchange Heating, Cooling and Hot Water
– The Treasure in Your Backyard
Prepared by:
Yale Carden, Managing Director, GeoExchange Australia Pty Ltd
October 2013

2. Grand Designs Live 2013

3. Outline of Presentation
 Why is Geoexchange a ‘Treasure in your Backyard’?
 The Evolution of Geoexchange
 Geoexchange 101
 Residential Markets
 Installing a Geoexchange System
 Closing the Loop
Grand Designs Live 2013

4. Why is Geoexchange a Treasure?
 Up to 60 % savings compared to air sourced
 Up to 75% savings compared to LPG
 No combustible fuels and no wood chopping
 15 to 20 year life of Ground Source Heat Pump (GSHP)
 50++ year life of Ground Heat Exchanger (GHX)
 No defrost or overheating during temperature extremes
 Simple payback from 2 years
 Cashflow positive investment
Grand Designs Live 2013

5. The Evolution of Geoexchange
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6. Basics of Geoexchange Systems
 Ground Heat Exchanger
 Ground Source Heat Pumps
Distribution
Circuit
Refrigeration Circuit
– Ground Source
Heat Pump
Ground Loop
Circuit
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Hot Water
Circuit

7. Ground Heat Exchanger: Ground Loop
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8. Ground Heat Exchanger: Water Loop
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9. Ground Source Heat Pumps
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10. Geoexchange in Action: Cooling
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11. Geoexchange in Action: Heating
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12. Horizontal GHX Installation
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13. Vertical GHX Installation
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14. Vertical Loop Manifolds
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15. Building Penetrations
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16. Internal Installation
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17. Thank you for your time - Questions
 Specialise in design, supply and installation of geoexchange
systems
 Training of Australasian Network of IGSHPA Certified Installers
 GAIN: Geoexchange Accredited Installer Network
 Website: www.geoexchange.com.au
 Stand at this Event
Grand Designs Live 2013