All Ethos Woodfires have been tested to comply with the following standards:
| AS/NZS 4012:1999 |
Power output and heating efficiency |
| AS/NZS 4013:1999 |
Flue gas emissions |
| AS/NZS 2918:2001 |
Safety |
Environment Canterbury Authorisation Number: 083239

| Estimated Peak Output: |
18kW |
| Average Efficiency: |
72% |
| Average Emission: |
0.56 grams per kilogram |
| Average Emission/Power Output: |
36 milligrams per megajoule |


| Firebox - |
The Ethos firebox, excluding all moveable parts is provided with a Fifteen Year Warranty from date of purchase against defects caused by faulty materials or manufacture |
| Other Parts - |
All other parts, including door seals, door glass, baffle, firebricks, air tubes and operating mechanisms are provided with a Twelve Month Warranty from date of purchase where a proven product defect is due to faulty materials or manufacture |

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