Four solaire - chambre à air

Prototype de avatarMarie Beaurain | Categories : Food, Energy

This solar cooker has been designed by Suresh Vaidyarajan - an architect, who has found a simple solution for a tough problem. This design can be made from items that people no longer need (rubbish) making it potentially free. There are no tools needed to create this cooker. It will be cooking for you in no time!

30 minute(s)
10 EUR (€)
Other languages:
English • ‎français
License : Attribution (CC BY)


a tutorial on how to create a cooker without using electricity or fire.


- One inner tube

- Polystyrene plate

- wooden slate

- glass sheet

- adhesive tape

- aluminium foil or emergency blanket


Step 1 - Step 1

Wrap the inner tube in the emergency blanket. Place on polystyrene.

Step 2 - Step 2

Place polystyrene and tube onto the wooden slate. Put pot with food inside in the middle of the tyre tube.

Step 3 - Step 3

Place glass on top of the tube.

Step 4 - Step 4

The sun will shine through the glass and reflect off the blanket creating a very hot environment, perfect for cooking in.

Notes and references

Dont open the glass while the process is happening as this will let the hot air out.