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Solar Box Oven

Cook with the power of the sun

Done in 3 hours
Skill level basic

With this oven you can cook without using electricity or burning fire wood. As it is a slow cooking process, you have to adapt your habits a little bit.

slow cooker box
slow cooker box

Published under CC0 by

Shack Dwellers Federation of Namibia

Authors · Nina Maritz Architects, Eloolo Permaculture Initiative, Farm Okukuna, SAIS - Southern Africa Innovation Support, People's Process on Housing and Poverty in Zambia, Kambashu Institute

What you need


How you make it

Cut out the parts for the oven

The solar oven is built from cardboard, polystyrene and sisalation. You will need to cut out shapes from all three materials using the following patterns:

Assemble the parts

Side 1 and 2

Apply glue to the cardboard and paste the polystyrene on. Apply to glue to the polystyrene and paste the sisalation on. Make sure not to glue the folding edge flaps of the sisalation and cardboard together yet

Put the parts together

How to use it

Install the finished panels inside the shack. Use wires or string to attach them to the roof and west and south facing walls.


This instruction is result of the Living Permaculture Project. NIFTI - Namibia Innovation for the Informal. Supported by GIZ. Download the pdf guide here.

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