How to Warm your house or tent with Sun rays
How to take advantage of sunlight in a room or tent ?
we need some simple means
empty cola cans
Insulated aluminum surface
How to make ?
Collect empty cans
Paste the cans together and classify them into eight groups, in each group nine cans then paint them in black color
Make a wooden box for nine cola columns
Put an insulator inside the box then paint it in a black color
Put the groups of cans and separated them from the insulation withe a wooden frame
Paint the cans and box insider in a black color
Place the fan in the upper compartment of the box
Place the tube and fix it from the outside
Place the glass and pin it over it
Connect solar cell with fan
Put the box towards the sun
Below the box are air vents from which the cold air enters and the sun heats up automatically and comes out of the tube to warm the room or the tent.
by Eng. Khalid Taleb