| During the most dreadful cold season, heaters are | | | | inside these cans that the air is heated, and this |
| man's best friend. But like most home appliances, | | | | later rises up going towards the pipes that then |
| heaters can do much damage when it comes to | | | | release the hot air into the room which needs |
| electric bills. Henceforth, solar power enthusiasts | | | | warming up. |
| have devised a way on how to build a solar air | | | | The aluminum cans are responsible for holding the |
| heater that is not only affordable but relatively | | | | heated air, for it is in their column that the air |
| easy to do. To make your own solar air heater, | | | | passes through. Because there is already a |
| you will need to build a box made of plywood. | | | | drinking hole on top of the aluminum can, there is |
| This box, which is recommended to be insulated, | | | | only a need to drill one more hole at the bottom |
| will hold five rows of ten aluminum soda cans. | | | | of the can to ensure the passage of air. Because |
| These cans are to be painted black. To prevent | | | | silicon plays a major role in light absorption and |
| hot air from escaping, the box must be sealed. | | | | energy conversion, the cans are glued together |
| From the bottom of your plywood-made box, | | | | with the use of a silicon adhesive. Painting them |
| cold air may be drawn while the hot air comes | | | | black also helps in light absorption. The final steps |
| from the top. The same hot air shall pass through | | | | in how to build a solar air heater involves sealing |
| a pipe where it will be heated. | | | | the box with a tempered glass sheet. This will |
| Like all other solar powered appliances, the solar | | | | make sure that hot air does not escape. All in all, |
| air heater require a solar panel that will absorb the | | | | the steps in making your own solar air heater are |
| light energy and later convert it into a heat | | | | simple if you have the necessary materials and |
| generating device. For the solar air heater, you | | | | the patience to wait until the all the components |
| can use a sheet of plexiglass. You must glue this | | | | have been assembled together and brought to |
| to the plywood box but only to let the sun's rays | | | | their functional capacity. At the end of the day, |
| inside. Once again, make sure that the heated air | | | | you have nothing to lose when you make your |
| is sealed inside the box. One of the main thrusts | | | | own solar air heater. Nothing to lose, but only so |
| of how to build a solar air heater is the heating | | | | much to gain---heating, knowledge, and |
| process conducted within the aluminum cans. It is | | | | experience-wise. |