The following types of hot water systems meet the Full Standard:
1. A Natural Gas or LPG hot water system (instantaneous, continuous flow or storage) that has:
2. An Electric Boosted Solar or Heat Pump hot water system, that:
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Hot Water Load
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Tank Volume in Litres (L)
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Minimum RECs in ORER Zone 3*
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Single Tank System
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Multi Tank System
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| Small | Tank volume equal to or less than 220 L | Preheat tank volume equal to or less than 110 L | 18 RECs |
| Medium | Tank volume greater than 220 L and less than 400 L | Preheat tank volume greater than 110 L and less than 200 L | 28 RECs |
| Large | Tank volume equal to or greater than 400 L and equal to or less than 700 L | Preheat tank volume equal to or greater than 200 L and equal to or less than 350 L | 40 RECs |
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* REC levels are based on Office of the Renewable Energy Regulator (ORER) Zone 3, regardless of the actual zone in which the water heater is installed.
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3. A Gas Boosted Solar hot water system that:
4. A Wood Combustion hot water system with:
5. A Wood Combustion Boosted Solar hot water system with:
Note:
Gas Water Heaters
Energy ratings for natural gas and LPG water heaters can be found at:
http://www.aga.asn.au/product_directory
Solar and Heat Pump Water Heaters
The number of renewable energy certificates (RECs) is provided for each eligible model of solar water heater and heat pump water heater at:
http://www.orer.gov.au/publications/swh-register.html
Other Water Heaters
The SA Water Direction specifies a Performance Verification Method that can be used to demonstrate compliance with the Full Standard for water heaters not listed above.