Masport Clutha Woodbox LEB details
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| Appliance name |
Masport Clutha Woodbox LEB |
| Situation |
Freestanding |
| Fuel type |
Dry Wood |
| Emission |
35 mg/MJ |
| Emission factor |
0.46 g/kg |
| Efficiency |
66 % |
| Water heater |
None |
| Approval number |
232953 |
Conditions
- Advice note:
Any necessary building consents, for the installation of the appliance, must be obtained from the appropriate district or city council.
- This approval applies only to the specific model described in the testing reports, documents and drawings accompanying the application for authorisation.
- A permanent label shall be attached to each appliance in a position that is readily visible after installation. The labels shall contain the following information:
- the manufacturer of the appliance (Glen Dimplex New Zealand Ltd);
- the unique model name (Masport Clutha Woodbox);
- the unique serial number of the appliance;
- the number of the test report in which the appliance is described (0606a);
- the authorisation number (Spectrum Laboratories Ltd, 9B Lady Ruby Drive, East Tamaki, Auckland);
- the year in which the testing was completed (2022);
- the authorisation number (232953);
- the approved fuel for use in the heater (softwood);
- the measured (average) particulate emission rate in grams per kilogram (0.46 g/kg);
- the measured emission rate per unit of useful heat output (35 mg/MJ);
- the percentage measure of thermal efficiency (66%);
- the range of average heat outputs tested (7.6 – 9.4 kW);
- the maximum average heat output (9.4 kW);
- the maximum average heat output (9.4 kW);
- space to allow the installer to place the date of installation.
- There shall be no circulation fan fitted to the appliance.
- There shall be no water heating device fitted to the appliance.
- The appliance shall be operated at all times in accordance with the “Owner Manual” supplied with each appliance.
- The only fuel to be used in this appliance shall be wood that meets the following criteria:
- less than 25% moisture (dry weight);
- has not been treated with preservatives or impregnated with chemicals or glue;
- is not chipboard, particle board or laminated board; and
- is not painted, stained or oiled.
Environment Canterbury © 2026
Retrieved: 5:51am, Thu 22 Oct 2026
ecan.govt.nz/data/authorised-burners